402397008

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{644867}}^1$

素因数の和:644891

約数の個数: 40

約数和(自身を含む): 1119490848

約数和(自身を除く): 717093840

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 644867, 1289734, 1934601, 2579468, 3869202, 5158936, 7738404, 8383271, 10317872, 15476808, 16766542, 25149813, 30953616, 33533084, 50299626, 67066168, 100599252, 134132336, 201198504, 402397008]

約数ペア:

[(1, 402397008), (2, 201198504), (3, 134132336), (4, 100599252), (6, 67066168), (8, 50299626), (12, 33533084), (13, 30953616), (16, 25149813), (24, 16766542), (26, 15476808), (39, 10317872), (48, 8383271), (52, 7738404), (78, 5158936), (104, 3869202), (156, 2579468), (208, 1934601), (312, 1289734), (624, 644867)]