28706859

素因数分解:

$3^3\times {\mathrm{97}}^2\times {\mathrm{113}}^1$

素因数の和:316

約数の個数: 24

約数和(自身を含む): 43351920

約数和(自身を除く): 14645061

約数列:

[1, 3, 9, 27, 97, 113, 291, 339, 873, 1017, 2619, 3051, 9409, 10961, 28227, 32883, 84681, 98649, 254043, 295947, 1063217, 3189651, 9568953, 28706859]

約数ペア:

[(1, 28706859), (3, 9568953), (9, 3189651), (27, 1063217), (97, 295947), (113, 254043), (291, 98649), (339, 84681), (873, 32883), (1017, 28227), (2619, 10961), (3051, 9409)]