155555939

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1511}}^1$

素因数の和:1727

約数の個数: 24

約数和(自身を含む): 198567936

約数和(自身を除く): 43011997

約数列:

[1, 7, 11, 49, 77, 191, 539, 1337, 1511, 2101, 9359, 10577, 14707, 16621, 74039, 102949, 116347, 288601, 814429, 2020207, 3174611, 14141449, 22222277, 155555939]

約数ペア:

[(1, 155555939), (7, 22222277), (11, 14141449), (49, 3174611), (77, 2020207), (191, 814429), (539, 288601), (1337, 116347), (1511, 102949), (2101, 74039), (9359, 16621), (10577, 14707)]