66890811

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{90271}}^1$

素因数の和:90306

約数の個数: 16

約数和(自身を含む): 101104640

約数和(自身を除く): 34213829

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 90271, 270813, 1173523, 1715149, 3520569, 5145447, 22296937, 66890811]

約数ペア:

[(1, 66890811), (3, 22296937), (13, 5145447), (19, 3520569), (39, 1715149), (57, 1173523), (247, 270813), (741, 90271)]