289201297

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{220933}}^1$

素因数の和:220968

約数の個数: 16

約数和(自身を含む): 381773952

約数和(自身を除く): 92572655

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 220933, 1546531, 2430263, 3755861, 17011841, 26291027, 41314471, 289201297]

約数ペア:

[(1, 289201297), (7, 41314471), (11, 26291027), (17, 17011841), (77, 3755861), (119, 2430263), (187, 1546531), (1309, 220933)]