2149761681

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{2568413}}^1$

素因数の和:2568453

約数の個数: 16

約数和(自身を含む): 3287569920

約数和(自身を除く): 1137808239

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 2568413, 7705239, 23115717, 69347151, 79620803, 238862409, 716587227, 2149761681]

約数ペア:

[(1, 2149761681), (3, 716587227), (9, 238862409), (27, 79620803), (31, 69347151), (93, 23115717), (279, 7705239), (837, 2568413)]