28652481

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 51367680

約数和(自身を除く): 22715199

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 41, 99, 117, 123, 143, 181, 297, 351, 369, 429, 451, 533, 543, 1107, 1287, 1353, 1599, 1629, 1991, 2353, 3861, 4059, 4797, 4887, 5863, 5973, 7059, 7421, 12177, 14391, 17589, 17919, 21177, 22263, 25883, 52767, 53757, 63531, 66789, 77649, 81631, 96473, 158301, 200367, 232947, 244893, 289419, 698841, 734679, 868257, 1061203, 2204037, 2604771, 3183609, 9550827, 28652481]

約数ペア:

[(1, 28652481), (3, 9550827), (9, 3183609), (11, 2604771), (13, 2204037), (27, 1061203), (33, 868257), (39, 734679), (41, 698841), (99, 289419), (117, 244893), (123, 232947), (143, 200367), (181, 158301), (297, 96473), (351, 81631), (369, 77649), (429, 66789), (451, 63531), (533, 53757), (543, 52767), (1107, 25883), (1287, 22263), (1353, 21177), (1599, 17919), (1629, 17589), (1991, 14391), (2353, 12177), (3861, 7421), (4059, 7059), (4797, 5973), (4887, 5863)]