28609625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{20807}}^1$

素因数の和:20833

約数の個数: 16

約数和(自身を含む): 38952576

約数和(自身を除く): 10342951

約数列:

[1, 5, 11, 25, 55, 125, 275, 1375, 20807, 104035, 228877, 520175, 1144385, 2600875, 5721925, 28609625]

約数ペア:

[(1, 28609625), (5, 5721925), (11, 2600875), (25, 1144385), (55, 520175), (125, 228877), (275, 104035), (1375, 20807)]