121718637

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{797}}^1$

素因数の和:1113

約数の個数: 24

約数和(自身を含む): 179262720

約数和(自身を除く): 57544083

約数列:

[1, 3, 9, 71, 213, 239, 639, 717, 797, 2151, 2391, 7173, 16969, 50907, 56587, 152721, 169761, 190483, 509283, 571449, 1714347, 13524293, 40572879, 121718637]

約数ペア:

[(1, 121718637), (3, 40572879), (9, 13524293), (71, 1714347), (213, 571449), (239, 509283), (639, 190483), (717, 169761), (797, 152721), (2151, 56587), (2391, 50907), (7173, 16969)]