13877721

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 24216192

約数和(自身を除く): 10338471

約数列:

[1, 3, 9, 11, 13, 33, 39, 41, 99, 117, 123, 143, 263, 369, 429, 451, 533, 789, 1287, 1353, 1599, 2367, 2893, 3419, 4059, 4797, 5863, 8679, 10257, 10783, 17589, 26037, 30771, 32349, 37609, 52767, 97047, 112827, 118613, 140179, 338481, 355839, 420537, 1067517, 1261611, 1541969, 4625907, 13877721]

約数ペア:

[(1, 13877721), (3, 4625907), (9, 1541969), (11, 1261611), (13, 1067517), (33, 420537), (39, 355839), (41, 338481), (99, 140179), (117, 118613), (123, 112827), (143, 97047), (263, 52767), (369, 37609), (429, 32349), (451, 30771), (533, 26037), (789, 17589), (1287, 10783), (1353, 10257), (1599, 8679), (2367, 5863), (2893, 4797), (3419, 4059)]