15203391

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31477}}^1$

素因数の和:31510

約数の個数: 16

約数和(自身を含む): 24175104

約数和(自身を除く): 8971713

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 31477, 94431, 220339, 661017, 723971, 2171913, 5067797, 15203391]

約数ペア:

[(1, 15203391), (3, 5067797), (7, 2171913), (21, 723971), (23, 661017), (69, 220339), (161, 94431), (483, 31477)]