261388502414

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{2647}}^1\times {\mathrm{3798037}}^1$

素因数の和:3800699

約数の個数: 16

約数和(自身を含む): 422402594208

約数和(自身を除く): 161014091794

約数列:

[1, 2, 13, 26, 2647, 5294, 34411, 68822, 3798037, 7596074, 49374481, 98748962, 10053403939, 20106807878, 130694251207, 261388502414]

約数ペア:

[(1, 261388502414), (2, 130694251207), (13, 20106807878), (26, 10053403939), (2647, 98748962), (5294, 49374481), (34411, 7596074), (68822, 3798037)]