28049373

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:670

約数の個数: 36

約数和(自身を含む): 45645600

約数和(自身を除く): 17596227

約数列:

[1, 3, 9, 11, 33, 43, 99, 121, 129, 363, 387, 473, 599, 1089, 1419, 1797, 4257, 5203, 5391, 6589, 15609, 19767, 25757, 46827, 59301, 72479, 77271, 217437, 231813, 283327, 652311, 849981, 2549943, 3116597, 9349791, 28049373]

約数ペア:

[(1, 28049373), (3, 9349791), (9, 3116597), (11, 2549943), (33, 849981), (43, 652311), (99, 283327), (121, 231813), (129, 217437), (363, 77271), (387, 72479), (473, 59301), (599, 46827), (1089, 25757), (1419, 19767), (1797, 15609), (4257, 6589), (5203, 5391)]