628528318

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1680557}}^1$

素因数の和:1680587

約数の個数: 16

約数和(自身を含む): 1089001584

約数和(自身を除く): 460473266

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 1680557, 3361114, 18486127, 28569469, 36972254, 57138938, 314264159, 628528318]

約数ペア:

[(1, 628528318), (2, 314264159), (11, 57138938), (17, 36972254), (22, 28569469), (34, 18486127), (187, 3361114), (374, 1680557)]