457263

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^2$

素因数の和:123

約数の個数: 18

約数和(自身を含む): 704184

約数和(自身を除く): 246921

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 2209, 3243, 6627, 9729, 19881, 50807, 152421, 457263]

約数ペア:

[(1, 457263), (3, 152421), (9, 50807), (23, 19881), (47, 9729), (69, 6627), (141, 3243), (207, 2209), (423, 1081)]