51621913

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{10343}}^1$

素因数の和:10404

約数の個数: 16

約数和(自身を含む): 63553536

約数和(自身を除く): 11931623

約数列:

[1, 7, 23, 31, 161, 217, 713, 4991, 10343, 72401, 237889, 320633, 1665223, 2244431, 7374559, 51621913]

約数ペア:

[(1, 51621913), (7, 7374559), (23, 2244431), (31, 1665223), (161, 320633), (217, 237889), (713, 72401), (4991, 10343)]