87180471

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{81401}}^1$

素因数の和:81431

約数の個数: 24

約数和(自身を含む): 152384544

約数和(自身を除く): 65204073

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 81401, 244203, 569807, 732609, 1383817, 1709421, 4151451, 5128263, 9686719, 12454353, 29060157, 87180471]

約数ペア:

[(1, 87180471), (3, 29060157), (7, 12454353), (9, 9686719), (17, 5128263), (21, 4151451), (51, 1709421), (63, 1383817), (119, 732609), (153, 569807), (357, 244203), (1071, 81401)]