123238905

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{1063}}^1$

素因数の和:1261

約数の個数: 32

約数和(自身を含む): 202245120

約数和(自身を除く): 79006215

約数列:

[1, 3, 5, 15, 59, 131, 177, 295, 393, 655, 885, 1063, 1965, 3189, 5315, 7729, 15945, 23187, 38645, 62717, 115935, 139253, 188151, 313585, 417759, 696265, 940755, 2088795, 8215927, 24647781, 41079635, 123238905]

約数ペア:

[(1, 123238905), (3, 41079635), (5, 24647781), (15, 8215927), (59, 2088795), (131, 940755), (177, 696265), (295, 417759), (393, 313585), (655, 188151), (885, 139253), (1063, 115935), (1965, 62717), (3189, 38645), (5315, 23187), (7729, 15945)]