64749137067

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{4481}}^1\times {\mathrm{22613}}^1$

素因数の和:27171

約数の個数: 24

約数和(自身を含む): 94869167328

約数和(自身を除く): 30120030261

約数列:

[1, 3, 9, 71, 213, 639, 4481, 13443, 22613, 40329, 67839, 203517, 318151, 954453, 1605523, 2863359, 4816569, 14449707, 101328853, 303986559, 911959677, 7194348563, 21583045689, 64749137067]

約数ペア:

[(1, 64749137067), (3, 21583045689), (9, 7194348563), (71, 911959677), (213, 303986559), (639, 101328853), (4481, 14449707), (13443, 4816569), (22613, 2863359), (40329, 1605523), (67839, 954453), (203517, 318151)]