2570139

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2027

約数の個数: 24

約数和(自身を含む): 4363632

約数和(自身を除く): 1793493

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 1997, 5991, 17973, 21967, 25961, 65901, 77883, 197703, 233649, 285571, 856713, 2570139]

約数ペア:

[(1, 2570139), (3, 856713), (9, 285571), (11, 233649), (13, 197703), (33, 77883), (39, 65901), (99, 25961), (117, 21967), (143, 17973), (429, 5991), (1287, 1997)]