31338567

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4391}}^1$

素因数の和:4471

約数の個数: 24

約数和(自身を含む): 49559328

約数和(自身を除く): 18220761

約数列:

[1, 3, 9, 13, 39, 61, 117, 183, 549, 793, 2379, 4391, 7137, 13173, 39519, 57083, 171249, 267851, 513747, 803553, 2410659, 3482063, 10446189, 31338567]

約数ペア:

[(1, 31338567), (3, 10446189), (9, 3482063), (13, 2410659), (39, 803553), (61, 513747), (117, 267851), (183, 171249), (549, 57083), (793, 39519), (2379, 13173), (4391, 7137)]