28683005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{3221}}^1$

素因数の和:3376

約数の個数: 16

約数和(自身を含む): 37349424

約数和(自身を除く): 8666419

約数列:

[1, 5, 13, 65, 137, 685, 1781, 3221, 8905, 16105, 41873, 209365, 441277, 2206385, 5736601, 28683005]

約数ペア:

[(1, 28683005), (5, 5736601), (13, 2206385), (65, 441277), (137, 209365), (685, 41873), (1781, 16105), (3221, 8905)]