30761889

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^2$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 43690752

約数和(自身を除く): 12928863

約数列:

[1, 3, 31, 53, 79, 93, 159, 237, 1643, 2449, 4187, 4929, 6241, 7347, 12561, 18723, 129797, 193471, 330773, 389391, 580413, 992319, 10253963, 30761889]

約数ペア:

[(1, 30761889), (3, 10253963), (31, 992319), (53, 580413), (79, 389391), (93, 330773), (159, 193471), (237, 129797), (1643, 18723), (2449, 12561), (4187, 7347), (4929, 6241)]