16568019

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 28173600

約数和(自身を除く): 11605581

約数列:

[1, 3, 9, 13, 19, 29, 39, 57, 87, 117, 171, 247, 257, 261, 377, 551, 741, 771, 1131, 1653, 2223, 2313, 3341, 3393, 4883, 4959, 7163, 7453, 10023, 14649, 21489, 22359, 30069, 43947, 63479, 64467, 67077, 96889, 141607, 190437, 290667, 424821, 571311, 872001, 1274463, 1840891, 5522673, 16568019]

約数ペア:

[(1, 16568019), (3, 5522673), (9, 1840891), (13, 1274463), (19, 872001), (29, 571311), (39, 424821), (57, 290667), (87, 190437), (117, 141607), (171, 96889), (247, 67077), (257, 64467), (261, 63479), (377, 43947), (551, 30069), (741, 22359), (771, 21489), (1131, 14649), (1653, 10023), (2223, 7453), (2313, 7163), (3341, 4959), (3393, 4883)]