4212481

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:433

約数の個数: 24

約数和(自身を含む): 5601960

約数和(自身を除く): 1389479

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 389, 637, 833, 1547, 2723, 5057, 6613, 10829, 19061, 35399, 46291, 85969, 247793, 324037, 601783, 4212481]

約数ペア:

[(1, 4212481), (7, 601783), (13, 324037), (17, 247793), (49, 85969), (91, 46291), (119, 35399), (221, 19061), (389, 10829), (637, 6613), (833, 5057), (1547, 2723)]