28051218

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1289}}^1$

素因数の和:1344

約数の個数: 64

約数和(自身を含む): 69350400

約数和(自身を除く): 41299182

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 31, 39, 54, 62, 78, 93, 117, 186, 234, 279, 351, 403, 558, 702, 806, 837, 1209, 1289, 1674, 2418, 2578, 3627, 3867, 7254, 7734, 10881, 11601, 16757, 21762, 23202, 33514, 34803, 39959, 50271, 69606, 79918, 100542, 119877, 150813, 239754, 301626, 359631, 452439, 519467, 719262, 904878, 1038934, 1078893, 1558401, 2157786, 3116802, 4675203, 9350406, 14025609, 28051218]

約数ペア:

[(1, 28051218), (2, 14025609), (3, 9350406), (6, 4675203), (9, 3116802), (13, 2157786), (18, 1558401), (26, 1078893), (27, 1038934), (31, 904878), (39, 719262), (54, 519467), (62, 452439), (78, 359631), (93, 301626), (117, 239754), (186, 150813), (234, 119877), (279, 100542), (351, 79918), (403, 69606), (558, 50271), (702, 39959), (806, 34803), (837, 33514), (1209, 23202), (1289, 21762), (1674, 16757), (2418, 11601), (2578, 10881), (3627, 7734), (3867, 7254)]