28749276

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^2\times {\mathrm{277}}^1$

素因数の和:352

約数の個数: 72

約数和(自身を含む): 77295120

約数和(自身を除く): 48545844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 124, 186, 277, 279, 372, 554, 558, 831, 837, 961, 1108, 1116, 1662, 1674, 1922, 2493, 2883, 3324, 3348, 3844, 4986, 5766, 7479, 8587, 8649, 9972, 11532, 14958, 17174, 17298, 25761, 25947, 29916, 34348, 34596, 51522, 51894, 77283, 103044, 103788, 154566, 231849, 266197, 309132, 463698, 532394, 798591, 927396, 1064788, 1597182, 2395773, 3194364, 4791546, 7187319, 9583092, 14374638, 28749276]

約数ペア:

[(1, 28749276), (2, 14374638), (3, 9583092), (4, 7187319), (6, 4791546), (9, 3194364), (12, 2395773), (18, 1597182), (27, 1064788), (31, 927396), (36, 798591), (54, 532394), (62, 463698), (93, 309132), (108, 266197), (124, 231849), (186, 154566), (277, 103788), (279, 103044), (372, 77283), (554, 51894), (558, 51522), (831, 34596), (837, 34348), (961, 29916), (1108, 25947), (1116, 25761), (1662, 17298), (1674, 17174), (1922, 14958), (2493, 11532), (2883, 9972), (3324, 8649), (3348, 8587), (3844, 7479), (4986, 5766)]