2560662

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:405

約数の個数: 48

約数和(自身を含む): 6185088

約数和(自身を除く): 3624426

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 353, 403, 558, 706, 806, 1059, 1209, 2118, 2418, 3177, 3627, 4589, 6354, 7254, 9178, 10943, 13767, 21886, 27534, 32829, 41301, 65658, 82602, 98487, 142259, 196974, 284518, 426777, 853554, 1280331, 2560662]

約数ペア:

[(1, 2560662), (2, 1280331), (3, 853554), (6, 426777), (9, 284518), (13, 196974), (18, 142259), (26, 98487), (31, 82602), (39, 65658), (62, 41301), (78, 32829), (93, 27534), (117, 21886), (186, 13767), (234, 10943), (279, 9178), (353, 7254), (403, 6354), (558, 4589), (706, 3627), (806, 3177), (1059, 2418), (1209, 2118)]