90128169

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{1289}}^1$

素因数の和:1769

約数の個数: 24

約数和(自身を含む): 138251880

約数和(自身を除く): 48123711

約数列:

[1, 3, 9, 17, 51, 153, 457, 1289, 1371, 3867, 4113, 7769, 11601, 21913, 23307, 65739, 69921, 197217, 589073, 1767219, 5301657, 10014241, 30042723, 90128169]

約数ペア:

[(1, 90128169), (3, 30042723), (9, 10014241), (17, 5301657), (51, 1767219), (153, 589073), (457, 197217), (1289, 69921), (1371, 65739), (3867, 23307), (4113, 21913), (7769, 11601)]