31301590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{10831}}^1$

素因数の和:10872

約数の個数: 24

約数和(自身を含む): 59857632

約数和(自身を除く): 28556042

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 10831, 21662, 54155, 108310, 184127, 368254, 920635, 1841270, 3130159, 6260318, 15650795, 31301590]

約数ペア:

[(1, 31301590), (2, 15650795), (5, 6260318), (10, 3130159), (17, 1841270), (34, 920635), (85, 368254), (170, 184127), (289, 108310), (578, 54155), (1445, 21662), (2890, 10831)]