163557891

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1009}}^1$

素因数の和:1136

約数の個数: 48

約数和(自身を含む): 282347520

約数和(自身を除く): 118789629

約数列:

[1, 3, 7, 9, 21, 31, 63, 83, 93, 217, 249, 279, 581, 651, 747, 1009, 1743, 1953, 2573, 3027, 5229, 7063, 7719, 9081, 18011, 21189, 23157, 31279, 54033, 63567, 83747, 93837, 162099, 218953, 251241, 281511, 586229, 656859, 753723, 1758687, 1970577, 2596157, 5276061, 7788471, 18173099, 23365413, 54519297, 163557891]

約数ペア:

[(1, 163557891), (3, 54519297), (7, 23365413), (9, 18173099), (21, 7788471), (31, 5276061), (63, 2596157), (83, 1970577), (93, 1758687), (217, 753723), (249, 656859), (279, 586229), (581, 281511), (651, 251241), (747, 218953), (1009, 162099), (1743, 93837), (1953, 83747), (2573, 63567), (3027, 54033), (5229, 31279), (7063, 23157), (7719, 21189), (9081, 18011)]