1256221278

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^2\times {\mathrm{137653}}^1$

素因数の和:137690

約数の個数: 48

約数和(自身を含む): 3022881840

約数和(自身を除く): 1766660562

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 169, 234, 338, 351, 507, 702, 1014, 1521, 3042, 4563, 9126, 137653, 275306, 412959, 825918, 1238877, 1789489, 2477754, 3578978, 3716631, 5368467, 7433262, 10736934, 16105401, 23263357, 32210802, 46526714, 48316203, 69790071, 96632406, 139580142, 209370213, 418740426, 628110639, 1256221278]

約数ペア:

[(1, 1256221278), (2, 628110639), (3, 418740426), (6, 209370213), (9, 139580142), (13, 96632406), (18, 69790071), (26, 48316203), (27, 46526714), (39, 32210802), (54, 23263357), (78, 16105401), (117, 10736934), (169, 7433262), (234, 5368467), (338, 3716631), (351, 3578978), (507, 2477754), (702, 1789489), (1014, 1238877), (1521, 825918), (3042, 412959), (4563, 275306), (9126, 137653)]