142177525

素因数分解:

$5^2\times 7^1\times {\mathrm{812443}}^1$

素因数の和:812460

約数の個数: 12

約数和(自身を含む): 201486112

約数和(自身を除く): 59308587

約数列:

[1, 5, 7, 25, 35, 175, 812443, 4062215, 5687101, 20311075, 28435505, 142177525]

約数ペア:

[(1, 142177525), (5, 28435505), (7, 20311075), (25, 5687101), (35, 4062215), (175, 812443)]