142472025

素因数分解:

$3^2\times 5^2\times {\mathrm{633209}}^1$

素因数の和:633225

約数の個数: 18

約数和(自身を含む): 255183630

約数和(自身を除く): 112711605

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 633209, 1899627, 3166045, 5698881, 9498135, 15830225, 28494405, 47490675, 142472025]

約数ペア:

[(1, 142472025), (3, 47490675), (5, 28494405), (9, 15830225), (15, 9498135), (25, 5698881), (45, 3166045), (75, 1899627), (225, 633209)]