138428415

素因数分解:

$3^2\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{2503}}^1$

素因数の和:3743

約数の個数: 24

約数和(自身を含む): 240233760

約数和(自身を除く): 101805345

約数列:

[1, 3, 5, 9, 15, 45, 1229, 2503, 3687, 6145, 7509, 11061, 12515, 18435, 22527, 37545, 55305, 112635, 3076187, 9228561, 15380935, 27685683, 46142805, 138428415]

約数ペア:

[(1, 138428415), (3, 46142805), (5, 27685683), (9, 15380935), (15, 9228561), (45, 3076187), (1229, 112635), (2503, 55305), (3687, 37545), (6145, 22527), (7509, 18435), (11061, 12515)]