205435909

素因数分解:

$7^1\times {\mathrm{163}}^1\times {\mathrm{401}}^1\times {\mathrm{449}}^1$

素因数の和:1020

約数の個数: 16

約数和(自身を含む): 237340800

約数和(自身を除く): 31904891

約数列:

[1, 7, 163, 401, 449, 1141, 2807, 3143, 65363, 73187, 180049, 457541, 512309, 1260343, 29347987, 205435909]

約数ペア:

[(1, 205435909), (7, 29347987), (163, 1260343), (401, 512309), (449, 457541), (1141, 180049), (2807, 73187), (3143, 65363)]