28780455627

素因数分解:

$3^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{1549}}^1$

素因数の和:1916

約数の個数: 112

約数和(自身を含む): 53995948800

約数和(自身を除く): 25215493173

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 243, 297, 331, 567, 693, 729, 891, 993, 1549, 1701, 2079, 2317, 2673, 2979, 3641, 4647, 5103, 6237, 6951, 8019, 8937, 10843, 10923, 13941, 17039, 18711, 20853, 25487, 26811, 32529, 32769, 41823, 51117, 56133, 62559, 76461, 80433, 97587, 98307, 119273, 125469, 153351, 187677, 229383, 241299, 292761, 294921, 357819, 376407, 460053, 512719, 563031, 688149, 878283, 884763, 1073457, 1129221, 1380159, 1538157, 1689093, 2064447, 2634849, 2654289, 3220371, 3589033, 4140477, 4614471, 5639909, 6193341, 7904547, 9661113, 10767099, 12421431, 13843413, 16919727, 18580023, 28983339, 32301297, 39479363, 41530239, 50759181, 86950017, 96903891, 118438089, 124590717, 152277543, 290711673, 355314267, 373772151, 456832629, 872135019, 1065942801, 1370497887, 2616405057, 3197828403, 4111493661, 9593485209, 28780455627]

約数ペア:

[(1, 28780455627), (3, 9593485209), (7, 4111493661), (9, 3197828403), (11, 2616405057), (21, 1370497887), (27, 1065942801), (33, 872135019), (63, 456832629), (77, 373772151), (81, 355314267), (99, 290711673), (189, 152277543), (231, 124590717), (243, 118438089), (297, 96903891), (331, 86950017), (567, 50759181), (693, 41530239), (729, 39479363), (891, 32301297), (993, 28983339), (1549, 18580023), (1701, 16919727), (2079, 13843413), (2317, 12421431), (2673, 10767099), (2979, 9661113), (3641, 7904547), (4647, 6193341), (5103, 5639909), (6237, 4614471), (6951, 4140477), (8019, 3589033), (8937, 3220371), (10843, 2654289), (10923, 2634849), (13941, 2064447), (17039, 1689093), (18711, 1538157), (20853, 1380159), (25487, 1129221), (26811, 1073457), (32529, 884763), (32769, 878283), (41823, 688149), (51117, 563031), (56133, 512719), (62559, 460053), (76461, 376407), (80433, 357819), (97587, 294921), (98307, 292761), (119273, 241299), (125469, 229383), (153351, 187677)]