7639970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3457}}^1$

素因数の和:3494

約数の個数: 32

約数和(自身を含む): 15685488

約数和(自身を除く): 8045518

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 3457, 6914, 17285, 34570, 44941, 58769, 89882, 117538, 224705, 293845, 449410, 587690, 763997, 1527994, 3819985, 7639970]

約数ペア:

[(1, 7639970), (2, 3819985), (5, 1527994), (10, 763997), (13, 587690), (17, 449410), (26, 293845), (34, 224705), (65, 117538), (85, 89882), (130, 58769), (170, 44941), (221, 34570), (442, 17285), (1105, 6914), (2210, 3457)]