128445876

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{274457}}^1$

素因数の和:274480

約数の個数: 36

約数和(自身を含む): 349659492

約数和(自身を除く): 221213616

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 274457, 548914, 823371, 1097828, 1646742, 2470113, 3293484, 3567941, 4940226, 7135882, 9880452, 10703823, 14271764, 21407646, 32111469, 42815292, 64222938, 128445876]

約数ペア:

[(1, 128445876), (2, 64222938), (3, 42815292), (4, 32111469), (6, 21407646), (9, 14271764), (12, 10703823), (13, 9880452), (18, 7135882), (26, 4940226), (36, 3567941), (39, 3293484), (52, 2470113), (78, 1646742), (117, 1097828), (156, 823371), (234, 548914), (468, 274457)]