678947296

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{601}}^1\times {\mathrm{821}}^1$

素因数の和:1475

約数の個数: 48

約数和(自身を含む): 1371707568

約数和(自身を除く): 692760272

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 601, 688, 821, 1202, 1376, 1642, 2404, 3284, 4808, 6568, 9616, 13136, 19232, 25843, 26272, 35303, 51686, 70606, 103372, 141212, 206744, 282424, 413488, 493421, 564848, 826976, 986842, 1129696, 1973684, 3947368, 7894736, 15789472, 21217103, 42434206, 84868412, 169736824, 339473648, 678947296]

約数ペア:

[(1, 678947296), (2, 339473648), (4, 169736824), (8, 84868412), (16, 42434206), (32, 21217103), (43, 15789472), (86, 7894736), (172, 3947368), (344, 1973684), (601, 1129696), (688, 986842), (821, 826976), (1202, 564848), (1376, 493421), (1642, 413488), (2404, 282424), (3284, 206744), (4808, 141212), (6568, 103372), (9616, 70606), (13136, 51686), (19232, 35303), (25843, 26272)]