2021878498869

素因数分解:

$3^4\times {\mathrm{173}}^1\times {\mathrm{281}}^1\times {\mathrm{513473}}^1$

素因数の和:513939

約数の個数: 40

約数和(自身を含む): 3048612210072

約数和(自身を除く): 1026733711203

約数列:

[1, 3, 9, 27, 81, 173, 281, 519, 843, 1557, 2529, 4671, 7587, 14013, 22761, 48613, 145839, 437517, 513473, 1312551, 1540419, 3937653, 4621257, 13863771, 41591313, 88830829, 144285913, 266492487, 432857739, 799477461, 1298573217, 2398432383, 3895719651, 7195297149, 11687158953, 24961462949, 74884388847, 224653166541, 673959499623, 2021878498869]

約数ペア:

[(1, 2021878498869), (3, 673959499623), (9, 224653166541), (27, 74884388847), (81, 24961462949), (173, 11687158953), (281, 7195297149), (519, 3895719651), (843, 2398432383), (1557, 1298573217), (2529, 799477461), (4671, 432857739), (7587, 266492487), (14013, 144285913), (22761, 88830829), (48613, 41591313), (145839, 13863771), (437517, 4621257), (513473, 3937653), (1312551, 1540419)]