31372345

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 40811400

約数和(自身を除く): 9439055

約数列:

[1, 5, 23, 29, 115, 145, 409, 529, 667, 2045, 2645, 3335, 9407, 11861, 15341, 47035, 59305, 76705, 216361, 272803, 1081805, 1364015, 6274469, 31372345]

約数ペア:

[(1, 31372345), (5, 6274469), (23, 1364015), (29, 1081805), (115, 272803), (145, 216361), (409, 76705), (529, 59305), (667, 47035), (2045, 15341), (2645, 11861), (3335, 9407)]