251288406

素因数分解:

$2^1\times 3^4\times {\mathrm{1551163}}^1$

素因数の和:1551177

約数の個数: 20

約数和(自身を含む): 563072532

約数和(自身を除く): 311784126

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1551163, 3102326, 4653489, 9306978, 13960467, 27920934, 41881401, 83762802, 125644203, 251288406]

約数ペア:

[(1, 251288406), (2, 125644203), (3, 83762802), (6, 41881401), (9, 27920934), (18, 13960467), (27, 9306978), (54, 4653489), (81, 3102326), (162, 1551163)]