1078428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 2809856

約数和(自身を除く): 1731428

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 223, 372, 403, 446, 669, 806, 892, 1209, 1338, 1612, 2418, 2676, 2899, 4836, 5798, 6913, 8697, 11596, 13826, 17394, 20739, 27652, 34788, 41478, 82956, 89869, 179738, 269607, 359476, 539214, 1078428]

約数ペア:

[(1, 1078428), (2, 539214), (3, 359476), (4, 269607), (6, 179738), (12, 89869), (13, 82956), (26, 41478), (31, 34788), (39, 27652), (52, 20739), (62, 17394), (78, 13826), (93, 11596), (124, 8697), (156, 6913), (186, 5798), (223, 4836), (372, 2899), (403, 2676), (446, 2418), (669, 1612), (806, 1338), (892, 1209)]