18371127159

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{443}}^1$

素因数の和:643

約数の個数: 160

約数和(自身を含む): 35174177280

約数和(自身を除く): 16803050121

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 61, 63, 77, 81, 99, 109, 183, 189, 231, 297, 327, 427, 443, 549, 567, 671, 693, 763, 891, 981, 1199, 1281, 1329, 1647, 2013, 2079, 2289, 2943, 3101, 3597, 3843, 3987, 4697, 4873, 4941, 6039, 6237, 6649, 6867, 8393, 8829, 9303, 10791, 11529, 11961, 14091, 14619, 18117, 19947, 20601, 25179, 27023, 27909, 32373, 34111, 34587, 35883, 42273, 43857, 46543, 48287, 54351, 59841, 61803, 73139, 75537, 81069, 83727, 97119, 102333, 126819, 131571, 139629, 144861, 179523, 189161, 219417, 226611, 243207, 251181, 297253, 306999, 338009, 380457, 394713, 418887, 434583, 511973, 531157, 538569, 567483, 658251, 679833, 729621, 891759, 920997, 1014027, 1256661, 1303749, 1535919, 1593471, 1702449, 1974753, 2080771, 2188863, 2675277, 2762991, 2945507, 3042081, 3718099, 3769983, 3911247, 4607757, 4780413, 5107347, 5924259, 6242313, 8025831, 8836521, 9126243, 11154297, 13823271, 14341239, 15322041, 18726939, 20618549, 24077493, 26509563, 27378729, 32400577, 33462891, 41469813, 43023717, 56180817, 61855647, 79528689, 97201731, 100388673, 168542451, 185566941, 226804039, 238586067, 291605193, 301166019, 556700823, 680412117, 874815579, 1670102469, 2041236351, 2624446737, 6123709053, 18371127159]

約数ペア:

[(1, 18371127159), (3, 6123709053), (7, 2624446737), (9, 2041236351), (11, 1670102469), (21, 874815579), (27, 680412117), (33, 556700823), (61, 301166019), (63, 291605193), (77, 238586067), (81, 226804039), (99, 185566941), (109, 168542451), (183, 100388673), (189, 97201731), (231, 79528689), (297, 61855647), (327, 56180817), (427, 43023717), (443, 41469813), (549, 33462891), (567, 32400577), (671, 27378729), (693, 26509563), (763, 24077493), (891, 20618549), (981, 18726939), (1199, 15322041), (1281, 14341239), (1329, 13823271), (1647, 11154297), (2013, 9126243), (2079, 8836521), (2289, 8025831), (2943, 6242313), (3101, 5924259), (3597, 5107347), (3843, 4780413), (3987, 4607757), (4697, 3911247), (4873, 3769983), (4941, 3718099), (6039, 3042081), (6237, 2945507), (6649, 2762991), (6867, 2675277), (8393, 2188863), (8829, 2080771), (9303, 1974753), (10791, 1702449), (11529, 1593471), (11961, 1535919), (14091, 1303749), (14619, 1256661), (18117, 1014027), (19947, 920997), (20601, 891759), (25179, 729621), (27023, 679833), (27909, 658251), (32373, 567483), (34111, 538569), (34587, 531157), (35883, 511973), (42273, 434583), (43857, 418887), (46543, 394713), (48287, 380457), (54351, 338009), (59841, 306999), (61803, 297253), (73139, 251181), (75537, 243207), (81069, 226611), (83727, 219417), (97119, 189161), (102333, 179523), (126819, 144861), (131571, 139629)]