66408687

素因数分解:

$3^3\times {\mathrm{61}}^2\times {\mathrm{661}}^1$

素因数の和:792

約数の個数: 24

約数和(自身を含む): 100173840

約数和(自身を除く): 33765153

約数列:

[1, 3, 9, 27, 61, 183, 549, 661, 1647, 1983, 3721, 5949, 11163, 17847, 33489, 40321, 100467, 120963, 362889, 1088667, 2459581, 7378743, 22136229, 66408687]

約数ペア:

[(1, 66408687), (3, 22136229), (9, 7378743), (27, 2459581), (61, 1088667), (183, 362889), (549, 120963), (661, 100467), (1647, 40321), (1983, 33489), (3721, 17847), (5949, 11163)]