2745639

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:807

約数の個数: 24

約数和(自身を含む): 4414592

約数和(自身を除く): 1668953

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 757, 1209, 2271, 3627, 6813, 9841, 23467, 29523, 70401, 88569, 211203, 305071, 915213, 2745639]

約数ペア:

[(1, 2745639), (3, 915213), (9, 305071), (13, 211203), (31, 88569), (39, 70401), (93, 29523), (117, 23467), (279, 9841), (403, 6813), (757, 3627), (1209, 2271)]