28681355

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9739}}^1$

素因数の和:9794

約数の個数: 16

約数和(自身を含む): 37401600

約数和(自身を除く): 8720245

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 9739, 48695, 185041, 301909, 925205, 1509545, 5736271, 28681355]

約数ペア:

[(1, 28681355), (5, 5736271), (19, 1509545), (31, 925205), (95, 301909), (155, 185041), (589, 48695), (2945, 9739)]