7881431463

素因数分解:

$3^4\times {\mathrm{4507}}^1\times {\mathrm{21589}}^1$

素因数の和:26108

約数の個数: 20

約数和(自身を含む): 11776654120

約数和(自身を除く): 3895222657

約数列:

[1, 3, 9, 27, 81, 4507, 13521, 21589, 40563, 64767, 121689, 194301, 365067, 582903, 1748709, 97301623, 291904869, 875714607, 2627143821, 7881431463]

約数ペア:

[(1, 7881431463), (3, 2627143821), (9, 875714607), (27, 291904869), (81, 97301623), (4507, 1748709), (13521, 582903), (21589, 365067), (40563, 194301), (64767, 121689)]