227805123

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{2521}}^1$

素因数の和:2875

約数の個数: 32

約数和(自身を含む): 375112192

約数和(自身を除く): 147307069

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 331, 993, 2317, 2521, 4303, 6951, 7563, 12909, 17647, 30121, 32773, 52941, 90363, 98319, 229411, 688233, 834451, 2503353, 5841157, 10847863, 17523471, 32543589, 75935041, 227805123]

約数ペア:

[(1, 227805123), (3, 75935041), (7, 32543589), (13, 17523471), (21, 10847863), (39, 5841157), (91, 2503353), (273, 834451), (331, 688233), (993, 229411), (2317, 98319), (2521, 90363), (4303, 52941), (6951, 32773), (7563, 30121), (12909, 17647)]