30719481

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25409}}^1$

素因数の和:25456

約数の個数: 16

約数和(自身を含む): 45534720

約数和(自身を除く): 14815239

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 25409, 76227, 330317, 787679, 990951, 2363037, 10239827, 30719481]

約数ペア:

[(1, 30719481), (3, 10239827), (13, 2363037), (31, 990951), (39, 787679), (93, 330317), (403, 76227), (1209, 25409)]