4431275

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{491}}^1$

素因数の和:539

約数の個数: 18

約数和(自身を含む): 5811012

約数和(自身を除く): 1379737

約数列:

[1, 5, 19, 25, 95, 361, 475, 491, 1805, 2455, 9025, 9329, 12275, 46645, 177251, 233225, 886255, 4431275]

約数ペア:

[(1, 4431275), (5, 886255), (19, 233225), (25, 177251), (95, 46645), (361, 12275), (475, 9329), (491, 9025), (1805, 2455)]