155212521

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{7321}}^1$

素因数の和:7552

約数の個数: 16

約数和(自身を含む): 213685248

約数和(自身を除く): 58472727

約数列:

[1, 3, 37, 111, 191, 573, 7067, 7321, 21201, 21963, 270877, 812631, 1398311, 4194933, 51737507, 155212521]

約数ペア:

[(1, 155212521), (3, 51737507), (37, 4194933), (111, 1398311), (191, 812631), (573, 270877), (7067, 21963), (7321, 21201)]