28518985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{12647}}^1$

素因数の和:12704

約数の個数: 16

約数和(自身を含む): 38247552

約数和(自身を除く): 9728567

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 12647, 63235, 139117, 518527, 695585, 2592635, 5703797, 28518985]

約数ペア:

[(1, 28518985), (5, 5703797), (11, 2592635), (41, 695585), (55, 518527), (205, 139117), (451, 63235), (2255, 12647)]