66930209

素因数分解:

${\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:796

約数の個数: 16

約数和(自身を含む): 71663616

約数和(自身を除く): 4733407

約数列:

[1, 31, 47, 71, 647, 1457, 2201, 3337, 20057, 30409, 45937, 103447, 942679, 1424047, 2159039, 66930209]

約数ペア:

[(1, 66930209), (31, 2159039), (47, 1424047), (71, 942679), (647, 103447), (1457, 45937), (2201, 30409), (3337, 20057)]