28210728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12917}}^1$

素因数の和:12946

約数の個数: 64

約数和(自身を含む): 86808960

約数和(自身を除く): 58598232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 12917, 25834, 38751, 51668, 77502, 90419, 103336, 155004, 167921, 180838, 271257, 310008, 335842, 361676, 503763, 542514, 671684, 723352, 1007526, 1085028, 1175447, 1343368, 2015052, 2170056, 2350894, 3526341, 4030104, 4701788, 7052682, 9403576, 14105364, 28210728]

約数ペア:

[(1, 28210728), (2, 14105364), (3, 9403576), (4, 7052682), (6, 4701788), (7, 4030104), (8, 3526341), (12, 2350894), (13, 2170056), (14, 2015052), (21, 1343368), (24, 1175447), (26, 1085028), (28, 1007526), (39, 723352), (42, 671684), (52, 542514), (56, 503763), (78, 361676), (84, 335842), (91, 310008), (104, 271257), (156, 180838), (168, 167921), (182, 155004), (273, 103336), (312, 90419), (364, 77502), (546, 51668), (728, 38751), (1092, 25834), (2184, 12917)]