64386189

素因数分解:

$3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{3329}}^1$

素因数の和:3649

約数の個数: 24

約数和(自身を含む): 106666560

約数和(自身を除く): 42280371

約数列:

[1, 3, 7, 9, 21, 63, 307, 921, 2149, 2763, 3329, 6447, 9987, 19341, 23303, 29961, 69909, 209727, 1022003, 3066009, 7154021, 9198027, 21462063, 64386189]

約数ペア:

[(1, 64386189), (3, 21462063), (7, 9198027), (9, 7154021), (21, 3066009), (63, 1022003), (307, 209727), (921, 69909), (2149, 29961), (2763, 23303), (3329, 19341), (6447, 9987)]