399355891

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{14143}}^1$

素因数の和:14322

約数の個数: 16

約数和(自身を含む): 464375808

約数和(自身を除く): 65019917

約数列:

[1, 11, 17, 151, 187, 1661, 2567, 14143, 28237, 155573, 240431, 2135593, 2644741, 23491523, 36305081, 399355891]

約数ペア:

[(1, 399355891), (11, 36305081), (17, 23491523), (151, 2644741), (187, 2135593), (1661, 240431), (2567, 155573), (14143, 28237)]