629521991

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{28723}}^1$

素因数の和:28862

約数の個数: 16

約数和(自身を含む): 750041088

約数和(自身を除く): 120519097

約数列:

[1, 7, 31, 101, 217, 707, 3131, 21917, 28723, 201061, 890413, 2901023, 6232891, 20307161, 89931713, 629521991]

約数ペア:

[(1, 629521991), (7, 89931713), (31, 20307161), (101, 6232891), (217, 2901023), (707, 890413), (3131, 201061), (21917, 28723)]