28253615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{5237}}^1$

素因数の和:5338

約数の個数: 16

約数和(自身を含む): 36959328

約数和(自身を除く): 8705713

約数列:

[1, 5, 13, 65, 83, 415, 1079, 5237, 5395, 26185, 68081, 340405, 434671, 2173355, 5650723, 28253615]

約数ペア:

[(1, 28253615), (5, 5650723), (13, 2173355), (65, 434671), (83, 340405), (415, 68081), (1079, 26185), (5237, 5395)]