68969510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{405703}}^1$

素因数の和:405727

約数の個数: 16

約数和(自身を含む): 131448096

約数和(自身を除く): 62478586

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 405703, 811406, 2028515, 4057030, 6896951, 13793902, 34484755, 68969510]

約数ペア:

[(1, 68969510), (2, 34484755), (5, 13793902), (10, 6896951), (17, 4057030), (34, 2028515), (85, 811406), (170, 405703)]