122121999

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{677}}^1$

素因数の和:837

約数の個数: 40

約数和(自身を含む): 194922288

約数和(自身を除く): 72800289

約数列:

[1, 3, 9, 17, 27, 51, 81, 131, 153, 393, 459, 677, 1179, 1377, 2031, 2227, 3537, 6093, 6681, 10611, 11509, 18279, 20043, 34527, 54837, 60129, 88687, 103581, 180387, 266061, 310743, 798183, 932229, 1507679, 2394549, 4523037, 7183647, 13569111, 40707333, 122121999]

約数ペア:

[(1, 122121999), (3, 40707333), (9, 13569111), (17, 7183647), (27, 4523037), (51, 2394549), (81, 1507679), (131, 932229), (153, 798183), (393, 310743), (459, 266061), (677, 180387), (1179, 103581), (1377, 88687), (2031, 60129), (2227, 54837), (3537, 34527), (6093, 20043), (6681, 18279), (10611, 11509)]