338701909

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^2$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 422314368

約数和(自身を除く): 83612459

約数列:

[1, 7, 13, 91, 151, 157, 1057, 1099, 1963, 2041, 13741, 14287, 23707, 24649, 165949, 172543, 308191, 320437, 2157337, 2243059, 3721999, 26053993, 48385987, 338701909]

約数ペア:

[(1, 338701909), (7, 48385987), (13, 26053993), (91, 3721999), (151, 2243059), (157, 2157337), (1057, 320437), (1099, 308191), (1963, 172543), (2041, 165949), (13741, 24649), (14287, 23707)]