66972801

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{74167}}^1$

素因数の和:74220

約数の個数: 16

約数和(自身を含む): 104428544

約数和(自身を除く): 37455743

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 74167, 222501, 519169, 1557507, 3189181, 9567543, 22324267, 66972801]

約数ペア:

[(1, 66972801), (3, 22324267), (7, 9567543), (21, 3189181), (43, 1557507), (129, 519169), (301, 222501), (903, 74167)]