28118528085

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{254041}}^1$

素因数の和:254253

約数の個数: 32

約数和(自身を含む): 46239708672

約数和(自身を除く): 18121180587

約数列:

[1, 3, 5, 15, 47, 141, 157, 235, 471, 705, 785, 2355, 7379, 22137, 36895, 110685, 254041, 762123, 1270205, 3810615, 11939927, 35819781, 39884437, 59699635, 119653311, 179098905, 199422185, 598266555, 1874568539, 5623705617, 9372842695, 28118528085]

約数ペア:

[(1, 28118528085), (3, 9372842695), (5, 5623705617), (15, 1874568539), (47, 598266555), (141, 199422185), (157, 179098905), (235, 119653311), (471, 59699635), (705, 39884437), (785, 35819781), (2355, 11939927), (7379, 3810615), (22137, 1270205), (36895, 762123), (110685, 254041)]