78285909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{105649}}^1$

素因数の和:105684

約数の個数: 16

約数和(自身を含む): 118328000

約数和(自身を除く): 40042091

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 105649, 316947, 1373437, 2007331, 4120311, 6021993, 26095303, 78285909]

約数ペア:

[(1, 78285909), (3, 26095303), (13, 6021993), (19, 4120311), (39, 2007331), (57, 1373437), (247, 316947), (741, 105649)]