28126475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2339}}^1$

素因数の和:2399

約数の個数: 24

約数和(自身を含む): 38591280

約数和(自身を除く): 10464805

約数列:

[1, 5, 13, 25, 37, 65, 185, 325, 481, 925, 2339, 2405, 11695, 12025, 30407, 58475, 86543, 152035, 432715, 760175, 1125059, 2163575, 5625295, 28126475]

約数ペア:

[(1, 28126475), (5, 5625295), (13, 2163575), (25, 1125059), (37, 760175), (65, 432715), (185, 152035), (325, 86543), (481, 58475), (925, 30407), (2339, 12025), (2405, 11695)]