28427555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{10667}}^1$

素因数の和:10726

約数の個数: 16

約数和(自身を含む): 37636704

約数和(自身を除く): 9209149

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 10667, 53335, 138671, 437347, 693355, 2186735, 5685511, 28427555]

約数ペア:

[(1, 28427555), (5, 5685511), (13, 2186735), (41, 693355), (65, 437347), (205, 138671), (533, 53335), (2665, 10667)]