68508470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{402991}}^1$

素因数の和:403015

約数の個数: 16

約数和(自身を含む): 130569408

約数和(自身を除く): 62060938

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 402991, 805982, 2014955, 4029910, 6850847, 13701694, 34254235, 68508470]

約数ペア:

[(1, 68508470), (2, 34254235), (5, 13701694), (10, 6850847), (17, 4029910), (34, 2014955), (85, 805982), (170, 402991)]