28574755

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 38265696

約数和(自身を除く): 9690941

約数列:

[1, 5, 11, 55, 73, 121, 365, 605, 647, 803, 3235, 4015, 7117, 8833, 35585, 44165, 47231, 78287, 236155, 391435, 519541, 2597705, 5714951, 28574755]

約数ペア:

[(1, 28574755), (5, 5714951), (11, 2597705), (55, 519541), (73, 391435), (121, 236155), (365, 78287), (605, 47231), (647, 44165), (803, 35585), (3235, 8833), (4015, 7117)]