391280016

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{262957}}^1$

素因数の和:262999

約数の個数: 40

約数和(自身を含む): 1043417344

約数和(自身を除く): 652137328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 262957, 525914, 788871, 1051828, 1577742, 2103656, 3155484, 4207312, 6310968, 8151667, 12621936, 16303334, 24455001, 32606668, 48910002, 65213336, 97820004, 130426672, 195640008, 391280016]

約数ペア:

[(1, 391280016), (2, 195640008), (3, 130426672), (4, 97820004), (6, 65213336), (8, 48910002), (12, 32606668), (16, 24455001), (24, 16303334), (31, 12621936), (48, 8151667), (62, 6310968), (93, 4207312), (124, 3155484), (186, 2103656), (248, 1577742), (372, 1051828), (496, 788871), (744, 525914), (1488, 262957)]