87431391

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{479}}^1\times {\mathrm{1193}}^1$

素因数の和:1695

約数の個数: 24

約数和(自身を含む): 134110080

約数和(自身を除く): 46678689

約数列:

[1, 3, 9, 17, 51, 153, 479, 1193, 1437, 3579, 4311, 8143, 10737, 20281, 24429, 60843, 73287, 182529, 571447, 1714341, 5143023, 9714599, 29143797, 87431391]

約数ペア:

[(1, 87431391), (3, 29143797), (9, 9714599), (17, 5143023), (51, 1714341), (153, 571447), (479, 182529), (1193, 73287), (1437, 60843), (3579, 24429), (4311, 20281), (8143, 10737)]