212450905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{9199}}^1$

素因数の和:9384

約数の個数: 16

約数和(自身を含む): 264960000

約数和(自身を除く): 52509095

約数列:

[1, 5, 31, 149, 155, 745, 4619, 9199, 23095, 45995, 285169, 1370651, 1425845, 6853255, 42490181, 212450905]

約数ペア:

[(1, 212450905), (5, 42490181), (31, 6853255), (149, 1425845), (155, 1370651), (745, 285169), (4619, 45995), (9199, 23095)]