28157346

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5197}}^1$

素因数の和:5255

約数の個数: 48

約数和(自身を含む): 71358144

約数和(自身を除く): 43200798

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 63, 86, 126, 129, 258, 301, 387, 602, 774, 903, 1806, 2709, 5197, 5418, 10394, 15591, 31182, 36379, 46773, 72758, 93546, 109137, 218274, 223471, 327411, 446942, 654822, 670413, 1340826, 1564297, 2011239, 3128594, 4022478, 4692891, 9385782, 14078673, 28157346]

約数ペア:

[(1, 28157346), (2, 14078673), (3, 9385782), (6, 4692891), (7, 4022478), (9, 3128594), (14, 2011239), (18, 1564297), (21, 1340826), (42, 670413), (43, 654822), (63, 446942), (86, 327411), (126, 223471), (129, 218274), (258, 109137), (301, 93546), (387, 72758), (602, 46773), (774, 36379), (903, 31182), (1806, 15591), (2709, 10394), (5197, 5418)]