15561938

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1559}}^1$

素因数の和:1622

約数の個数: 32

約数和(自身を含む): 28753920

約数和(自身を除く): 13191982

約数列:

[1, 2, 7, 14, 23, 31, 46, 62, 161, 217, 322, 434, 713, 1426, 1559, 3118, 4991, 9982, 10913, 21826, 35857, 48329, 71714, 96658, 250999, 338303, 501998, 676606, 1111567, 2223134, 7780969, 15561938]

約数ペア:

[(1, 15561938), (2, 7780969), (7, 2223134), (14, 1111567), (23, 676606), (31, 501998), (46, 338303), (62, 250999), (161, 96658), (217, 71714), (322, 48329), (434, 35857), (713, 21826), (1426, 10913), (1559, 9982), (3118, 4991)]