39889245

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{457}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 72942912

約数和(自身を除く): 33053667

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 165, 253, 345, 457, 529, 759, 1265, 1371, 1587, 2285, 2645, 3795, 5027, 5819, 6855, 7935, 10511, 15081, 17457, 25135, 29095, 31533, 52555, 75405, 87285, 115621, 157665, 241753, 346863, 578105, 725259, 1208765, 1734315, 2659283, 3626295, 7977849, 13296415, 39889245]

約数ペア:

[(1, 39889245), (3, 13296415), (5, 7977849), (11, 3626295), (15, 2659283), (23, 1734315), (33, 1208765), (55, 725259), (69, 578105), (115, 346863), (165, 241753), (253, 157665), (345, 115621), (457, 87285), (529, 75405), (759, 52555), (1265, 31533), (1371, 29095), (1587, 25135), (2285, 17457), (2645, 15081), (3795, 10511), (5027, 7935), (5819, 6855)]