313885439

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{4441}}^1$

素因数の和:4910

約数の個数: 16

約数和(自身を含む): 375260160

約数和(自身を除く): 61374721

約数列:

[1, 7, 23, 161, 439, 3073, 4441, 10097, 31087, 70679, 102143, 715001, 1949599, 13647193, 44840777, 313885439]

約数ペア:

[(1, 313885439), (7, 44840777), (23, 13647193), (161, 1949599), (439, 715001), (3073, 102143), (4441, 70679), (10097, 31087)]