15745985

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{113}}^1$

素因数の和:209

約数の個数: 24

約数和(自身を含む): 20376360

約数和(自身を除く): 4630375

約数列:

[1, 5, 29, 31, 113, 145, 155, 565, 899, 961, 3277, 3503, 4495, 4805, 16385, 17515, 27869, 101587, 108593, 139345, 507935, 542965, 3149197, 15745985]

約数ペア:

[(1, 15745985), (5, 3149197), (29, 542965), (31, 507935), (113, 139345), (145, 108593), (155, 101587), (565, 27869), (899, 17515), (961, 16385), (3277, 4805), (3503, 4495)]