28242357

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1531}}^1$

素因数の和:1601

約数の個数: 32

約数和(自身を含む): 45298176

約数和(自身を除く): 17055819

約数列:

[1, 3, 11, 13, 33, 39, 43, 129, 143, 429, 473, 559, 1419, 1531, 1677, 4593, 6149, 16841, 18447, 19903, 50523, 59709, 65833, 197499, 218933, 656799, 724163, 855829, 2172489, 2567487, 9414119, 28242357]

約数ペア:

[(1, 28242357), (3, 9414119), (11, 2567487), (13, 2172489), (33, 855829), (39, 724163), (43, 656799), (129, 218933), (143, 197499), (429, 65833), (473, 59709), (559, 50523), (1419, 19903), (1531, 18447), (1677, 16841), (4593, 6149)]