9251221

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1553}}^1$

素因数の和:1620

約数の個数: 16

約数和(自身を含む): 11337984

約数和(自身を除く): 2086763

約数列:

[1, 7, 23, 37, 161, 259, 851, 1553, 5957, 10871, 35719, 57461, 250033, 402227, 1321603, 9251221]

約数ペア:

[(1, 9251221), (7, 1321603), (23, 402227), (37, 250033), (161, 57461), (259, 35719), (851, 10871), (1553, 5957)]