30881799

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4327}}^1$

素因数の和:4407

約数の個数: 24

約数和(自身を含む): 48837152

約数和(自身を除く): 17955353

約数列:

[1, 3, 9, 13, 39, 61, 117, 183, 549, 793, 2379, 4327, 7137, 12981, 38943, 56251, 168753, 263947, 506259, 791841, 2375523, 3431311, 10293933, 30881799]

約数ペア:

[(1, 30881799), (3, 10293933), (9, 3431311), (13, 2375523), (39, 791841), (61, 506259), (117, 263947), (183, 168753), (549, 56251), (793, 38943), (2379, 12981), (4327, 7137)]