28199718

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 65802240

約数和(自身を除く): 37602522

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 47, 54, 82, 94, 123, 141, 246, 271, 282, 369, 423, 542, 738, 813, 846, 1107, 1269, 1626, 1927, 2214, 2439, 2538, 3854, 4878, 5781, 7317, 11111, 11562, 12737, 14634, 17343, 22222, 25474, 33333, 34686, 38211, 52029, 66666, 76422, 99999, 104058, 114633, 199998, 229266, 299997, 343899, 522217, 599994, 687798, 1044434, 1566651, 3133302, 4699953, 9399906, 14099859, 28199718]

約数ペア:

[(1, 28199718), (2, 14099859), (3, 9399906), (6, 4699953), (9, 3133302), (18, 1566651), (27, 1044434), (41, 687798), (47, 599994), (54, 522217), (82, 343899), (94, 299997), (123, 229266), (141, 199998), (246, 114633), (271, 104058), (282, 99999), (369, 76422), (423, 66666), (542, 52029), (738, 38211), (813, 34686), (846, 33333), (1107, 25474), (1269, 22222), (1626, 17343), (1927, 14634), (2214, 12737), (2439, 11562), (2538, 11111), (3854, 7317), (4878, 5781)]