12621270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1637}}^1$

素因数の和:1904

約数の個数: 32

約数和(自身を含む): 30427488

約数和(自身を除く): 17806218

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 257, 514, 771, 1285, 1542, 1637, 2570, 3274, 3855, 4911, 7710, 8185, 9822, 16370, 24555, 49110, 420709, 841418, 1262127, 2103545, 2524254, 4207090, 6310635, 12621270]

約数ペア:

[(1, 12621270), (2, 6310635), (3, 4207090), (5, 2524254), (6, 2103545), (10, 1262127), (15, 841418), (30, 420709), (257, 49110), (514, 24555), (771, 16370), (1285, 9822), (1542, 8185), (1637, 7710), (2570, 4911), (3274, 3855)]