28242951

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{23131}}^1$

素因数の和:23182

約数の個数: 16

約数和(自身を含む): 42192768

約数和(自身を除く): 13949817

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 23131, 69393, 254441, 763323, 855847, 2567541, 9414317, 28242951]

約数ペア:

[(1, 28242951), (3, 9414317), (11, 2567541), (33, 855847), (37, 763323), (111, 254441), (407, 69393), (1221, 23131)]