68027491

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{811}}^1$

素因数の和:1362

約数の個数: 16

約数和(自身を含む): 81381888

約数和(自身を除く): 13354397

約数列:

[1, 7, 23, 161, 521, 811, 3647, 5677, 11983, 18653, 83881, 130571, 422531, 2957717, 9718213, 68027491]

約数ペア:

[(1, 68027491), (7, 9718213), (23, 2957717), (161, 422531), (521, 130571), (811, 83881), (3647, 18653), (5677, 11983)]