477491135

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1999}}^1$

素因数の和:2159

約数の個数: 32

約数和(自身を含む): 646272000

約数和(自身を除く): 168780865

約数列:

[1, 5, 11, 43, 55, 101, 215, 473, 505, 1111, 1999, 2365, 4343, 5555, 9995, 21715, 21989, 47773, 85957, 109945, 201899, 238865, 429785, 945527, 1009495, 2220889, 4727635, 8681657, 11104445, 43408285, 95498227, 477491135]

約数ペア:

[(1, 477491135), (5, 95498227), (11, 43408285), (43, 11104445), (55, 8681657), (101, 4727635), (215, 2220889), (473, 1009495), (505, 945527), (1111, 429785), (1999, 238865), (2365, 201899), (4343, 109945), (5555, 85957), (9995, 47773), (21715, 21989)]