28795767

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 52985856

約数和(自身を除く): 24190089

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 43, 77, 91, 129, 143, 223, 231, 273, 301, 429, 473, 559, 669, 903, 1001, 1419, 1561, 1677, 2453, 2899, 3003, 3311, 3913, 4683, 6149, 7359, 8697, 9589, 9933, 11739, 17171, 18447, 20293, 28767, 31889, 43043, 51513, 60879, 67123, 95667, 105479, 124657, 129129, 201369, 223223, 316437, 373971, 669669, 738353, 872599, 1371227, 2215059, 2617797, 4113681, 9598589, 28795767]

約数ペア:

[(1, 28795767), (3, 9598589), (7, 4113681), (11, 2617797), (13, 2215059), (21, 1371227), (33, 872599), (39, 738353), (43, 669669), (77, 373971), (91, 316437), (129, 223223), (143, 201369), (223, 129129), (231, 124657), (273, 105479), (301, 95667), (429, 67123), (473, 60879), (559, 51513), (669, 43043), (903, 31889), (1001, 28767), (1419, 20293), (1561, 18447), (1677, 17171), (2453, 11739), (2899, 9933), (3003, 9589), (3311, 8697), (3913, 7359), (4683, 6149)]