157992009

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{73043}}^1$

素因数の和:73156

約数の個数: 16

約数和(自身を含む): 243090432

約数和(自身を除く): 85098423

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 73043, 219129, 511301, 1533903, 7523429, 22570287, 52664003, 157992009]

約数ペア:

[(1, 157992009), (3, 52664003), (7, 22570287), (21, 7523429), (103, 1533903), (309, 511301), (721, 219129), (2163, 73043)]