682667726

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{19609}}^1$

素因数の和:19740

約数の個数: 24

約数和(自身を含む): 1119652560

約数和(自身を除く): 436984834

約数列:

[1, 2, 13, 26, 103, 169, 206, 338, 1339, 2678, 17407, 19609, 34814, 39218, 254917, 509834, 2019727, 3313921, 4039454, 6627842, 26256451, 52512902, 341333863, 682667726]

約数ペア:

[(1, 682667726), (2, 341333863), (13, 52512902), (26, 26256451), (103, 6627842), (169, 4039454), (206, 3313921), (338, 2019727), (1339, 509834), (2678, 254917), (17407, 39218), (19609, 34814)]