221437223

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{265831}}^1$

素因数の和:265862

約数の個数: 12

約数和(自身を含む): 272743632

約数和(自身を除く): 51306409

約数列:

[1, 7, 17, 49, 119, 833, 265831, 1860817, 4519127, 13025719, 31633889, 221437223]

約数ペア:

[(1, 221437223), (7, 31633889), (17, 13025719), (49, 4519127), (119, 1860817), (833, 265831)]