56181855

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4157}}^1$

素因数の和:4235

約数の個数: 32

約数和(自身を含む): 96997824

約数和(自身を除く): 40815969

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 159, 255, 265, 795, 901, 2703, 4157, 4505, 12471, 13515, 20785, 62355, 70669, 212007, 220321, 353345, 660963, 1060035, 1101605, 3304815, 3745457, 11236371, 18727285, 56181855]

約数ペア:

[(1, 56181855), (3, 18727285), (5, 11236371), (15, 3745457), (17, 3304815), (51, 1101605), (53, 1060035), (85, 660963), (159, 353345), (255, 220321), (265, 212007), (795, 70669), (901, 62355), (2703, 20785), (4157, 13515), (4505, 12471)]