64446885

素因数分解:

$3^2\times 5^1\times {\mathrm{907}}^1\times {\mathrm{1579}}^1$

素因数の和:2497

約数の個数: 24

約数和(自身を含む): 111901920

約数和(自身を除く): 47455035

約数列:

[1, 3, 5, 9, 15, 45, 907, 1579, 2721, 4535, 4737, 7895, 8163, 13605, 14211, 23685, 40815, 71055, 1432153, 4296459, 7160765, 12889377, 21482295, 64446885]

約数ペア:

[(1, 64446885), (3, 21482295), (5, 12889377), (9, 7160765), (15, 4296459), (45, 1432153), (907, 71055), (1579, 40815), (2721, 23685), (4535, 14211), (4737, 13605), (7895, 8163)]