40502161

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1\times {\mathrm{443}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 47781504

約数和(自身を除く): 7279343

約数列:

[1, 7, 37, 259, 353, 443, 2471, 3101, 13061, 16391, 91427, 114737, 156379, 1094653, 5786023, 40502161]

約数ペア:

[(1, 40502161), (7, 5786023), (37, 1094653), (259, 156379), (353, 114737), (443, 91427), (2471, 16391), (3101, 13061)]