284288221

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{1861}}^1$

素因数の和:2164

約数の個数: 16

約数和(自身を含む): 329499520

約数和(自身を除く): 45211299

約数列:

[1, 7, 139, 157, 973, 1099, 1861, 13027, 21823, 152761, 258679, 292177, 1810753, 2045239, 40612603, 284288221]

約数ペア:

[(1, 284288221), (7, 40612603), (139, 2045239), (157, 1810753), (973, 292177), (1099, 258679), (1861, 152761), (13027, 21823)]