1253716121

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{60041}}^1$

素因数の和:60224

約数の個数: 16

約数和(自身を含む): 1517861760

約数和(自身を除く): 264145639

約数列:

[1, 7, 19, 133, 157, 1099, 2983, 20881, 60041, 420287, 1140779, 7985453, 9426437, 65985059, 179102303, 1253716121]

約数ペア:

[(1, 1253716121), (7, 179102303), (19, 65985059), (133, 9426437), (157, 7985453), (1099, 1140779), (2983, 420287), (20881, 60041)]