291223309

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{12329}}^1$

素因数の和:12444

約数の個数: 16

約数和(自身を含む): 331430400

約数和(自身を除く): 40207091

約数列:

[1, 13, 23, 79, 299, 1027, 1817, 12329, 23621, 160277, 283567, 973991, 3686371, 12661883, 22401793, 291223309]

約数ペア:

[(1, 291223309), (13, 22401793), (23, 12661883), (79, 3686371), (299, 973991), (1027, 283567), (1817, 160277), (12329, 23621)]