2079747981

素因数分解:

$3^4\times {\mathrm{233}}^1\times {\mathrm{263}}^1\times {\mathrm{419}}^1$

素因数の和:927

約数の個数: 40

約数和(自身を含む): 3139456320

約数和(自身を除く): 1059708339

約数列:

[1, 3, 9, 27, 81, 233, 263, 419, 699, 789, 1257, 2097, 2367, 3771, 6291, 7101, 11313, 18873, 21303, 33939, 61279, 97627, 110197, 183837, 292881, 330591, 551511, 878643, 991773, 1654533, 2635929, 2975319, 4963599, 7907787, 8925957, 25675901, 77027703, 231083109, 693249327, 2079747981]

約数ペア:

[(1, 2079747981), (3, 693249327), (9, 231083109), (27, 77027703), (81, 25675901), (233, 8925957), (263, 7907787), (419, 4963599), (699, 2975319), (789, 2635929), (1257, 1654533), (2097, 991773), (2367, 878643), (3771, 551511), (6291, 330591), (7101, 292881), (11313, 183837), (18873, 110197), (21303, 97627), (33939, 61279)]