31551121

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2833}}^1$

素因数の和:2920

約数の個数: 16

約数和(自身を含む): 37907584

約数和(自身を除く): 6356463

約数列:

[1, 7, 37, 43, 259, 301, 1591, 2833, 11137, 19831, 104821, 121819, 733747, 852733, 4507303, 31551121]

約数ペア:

[(1, 31551121), (7, 4507303), (37, 852733), (43, 733747), (259, 121819), (301, 104821), (1591, 19831), (2833, 11137)]