212756991

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{15131}}^1$

素因数の和:15286

約数の個数: 16

約数和(自身を含む): 292955520

約数和(自身を除く): 80198529

約数列:

[1, 3, 43, 109, 129, 327, 4687, 14061, 15131, 45393, 650633, 1649279, 1951899, 4947837, 70918997, 212756991]

約数ペア:

[(1, 212756991), (3, 70918997), (43, 4947837), (109, 1951899), (129, 1649279), (327, 650633), (4687, 45393), (14061, 15131)]