28737579

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{25409}}^1$

素因数の和:25454

約数の個数: 16

約数和(自身を含む): 42688800

約数和(自身を除く): 13951221

約数列:

[1, 3, 13, 29, 39, 87, 377, 1131, 25409, 76227, 330317, 736861, 990951, 2210583, 9579193, 28737579]

約数ペア:

[(1, 28737579), (3, 9579193), (13, 2210583), (29, 990951), (39, 736861), (87, 330317), (377, 76227), (1131, 25409)]