2080784511

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{191231}}^1$

素因数の和:191284

約数の個数: 32

約数和(自身を含む): 3426877440

約数和(自身を除く): 1346092929

約数列:

[1, 3, 9, 13, 27, 31, 39, 93, 117, 279, 351, 403, 837, 1209, 3627, 10881, 191231, 573693, 1721079, 2486003, 5163237, 5928161, 7458009, 17784483, 22374027, 53353449, 67122081, 77066093, 160060347, 231198279, 693594837, 2080784511]

約数ペア:

[(1, 2080784511), (3, 693594837), (9, 231198279), (13, 160060347), (27, 77066093), (31, 67122081), (39, 53353449), (93, 22374027), (117, 17784483), (279, 7458009), (351, 5928161), (403, 5163237), (837, 2486003), (1209, 1721079), (3627, 573693), (10881, 191231)]