18888906267

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:495

約数の個数: 192

約数和(自身を含む): 37034496000

約数和(自身を除く): 18145589733

約数列:

[1, 3, 7, 9, 11, 21, 27, 31, 33, 49, 63, 77, 93, 99, 147, 149, 189, 217, 231, 279, 281, 297, 341, 441, 447, 539, 651, 693, 837, 843, 1023, 1043, 1323, 1341, 1519, 1617, 1639, 1953, 1967, 2079, 2387, 2529, 3069, 3091, 3129, 4023, 4557, 4619, 4851, 4917, 5859, 5901, 7161, 7301, 7587, 8711, 9207, 9273, 9387, 11473, 13671, 13769, 13857, 14553, 14751, 16709, 17703, 21483, 21637, 21903, 26133, 27819, 28161, 32333, 34419, 41013, 41307, 41571, 41869, 44253, 50127, 50809, 53109, 60977, 64449, 64911, 65709, 78399, 80311, 83457, 95821, 96999, 103257, 123921, 124713, 125607, 150381, 151459, 152427, 182931, 194733, 197127, 226331, 235197, 240933, 287463, 290997, 293083, 309771, 355663, 371763, 376821, 426839, 451143, 454377, 457281, 460559, 548793, 584199, 670747, 678993, 722799, 862389, 872991, 879249, 1066989, 1130463, 1280517, 1297939, 1363131, 1371843, 1381677, 1646379, 2012241, 2036979, 2051581, 2168397, 2489641, 2587167, 2637747, 3200967, 3223913, 3841551, 3893817, 4089393, 4145031, 4695229, 6036723, 6110937, 6154743, 7468923, 7913241, 9085573, 9602901, 9671739, 11524653, 11681451, 12435093, 14085687, 14277329, 18110169, 18464229, 22406769, 22567391, 27256719, 29015217, 35044353, 42257061, 42831987, 55392687, 63599011, 67220307, 67702173, 81770157, 87045651, 99941303, 126771183, 128495961, 190797033, 203106519, 245310471, 299823909, 385487883, 572391099, 609319557, 699589121, 899471727, 1717173297, 2098767363, 2698415181, 6296302089, 18888906267]

約数ペア:

[(1, 18888906267), (3, 6296302089), (7, 2698415181), (9, 2098767363), (11, 1717173297), (21, 899471727), (27, 699589121), (31, 609319557), (33, 572391099), (49, 385487883), (63, 299823909), (77, 245310471), (93, 203106519), (99, 190797033), (147, 128495961), (149, 126771183), (189, 99941303), (217, 87045651), (231, 81770157), (279, 67702173), (281, 67220307), (297, 63599011), (341, 55392687), (441, 42831987), (447, 42257061), (539, 35044353), (651, 29015217), (693, 27256719), (837, 22567391), (843, 22406769), (1023, 18464229), (1043, 18110169), (1323, 14277329), (1341, 14085687), (1519, 12435093), (1617, 11681451), (1639, 11524653), (1953, 9671739), (1967, 9602901), (2079, 9085573), (2387, 7913241), (2529, 7468923), (3069, 6154743), (3091, 6110937), (3129, 6036723), (4023, 4695229), (4557, 4145031), (4619, 4089393), (4851, 3893817), (4917, 3841551), (5859, 3223913), (5901, 3200967), (7161, 2637747), (7301, 2587167), (7587, 2489641), (8711, 2168397), (9207, 2051581), (9273, 2036979), (9387, 2012241), (11473, 1646379), (13671, 1381677), (13769, 1371843), (13857, 1363131), (14553, 1297939), (14751, 1280517), (16709, 1130463), (17703, 1066989), (21483, 879249), (21637, 872991), (21903, 862389), (26133, 722799), (27819, 678993), (28161, 670747), (32333, 584199), (34419, 548793), (41013, 460559), (41307, 457281), (41571, 454377), (41869, 451143), (44253, 426839), (50127, 376821), (50809, 371763), (53109, 355663), (60977, 309771), (64449, 293083), (64911, 290997), (65709, 287463), (78399, 240933), (80311, 235197), (83457, 226331), (95821, 197127), (96999, 194733), (103257, 182931), (123921, 152427), (124713, 151459), (125607, 150381)]