64386885

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{30881}}^1$

素因数の和:31028

約数の個数: 16

約数和(自身を含む): 103763520

約数和(自身を除く): 39376635

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 30881, 92643, 154405, 463215, 4292459, 12877377, 21462295, 64386885]

約数ペア:

[(1, 64386885), (3, 21462295), (5, 12877377), (15, 4292459), (139, 463215), (417, 154405), (695, 92643), (2085, 30881)]