123357798

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{3391}}^1$

素因数の和:3489

約数の個数: 48

約数和(自身を含む): 279392256

約数和(自身を除く): 156034458

約数列:

[1, 2, 3, 6, 9, 18, 43, 47, 86, 94, 129, 141, 258, 282, 387, 423, 774, 846, 2021, 3391, 4042, 6063, 6782, 10173, 12126, 18189, 20346, 30519, 36378, 61038, 145813, 159377, 291626, 318754, 437439, 478131, 874878, 956262, 1312317, 1434393, 2624634, 2868786, 6853211, 13706422, 20559633, 41119266, 61678899, 123357798]

約数ペア:

[(1, 123357798), (2, 61678899), (3, 41119266), (6, 20559633), (9, 13706422), (18, 6853211), (43, 2868786), (47, 2624634), (86, 1434393), (94, 1312317), (129, 956262), (141, 874878), (258, 478131), (282, 437439), (387, 318754), (423, 291626), (774, 159377), (846, 145813), (2021, 61038), (3391, 36378), (4042, 30519), (6063, 20346), (6782, 18189), (10173, 12126)]