28819395

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6469}}^1$

素因数の和:6497

約数の個数: 40

約数和(自身を含む): 56366640

約数和(自身を除く): 27547245

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 297, 405, 495, 891, 1485, 4455, 6469, 19407, 32345, 58221, 71159, 97035, 174663, 213477, 291105, 355795, 523989, 640431, 873315, 1067385, 1921293, 2619945, 3202155, 5763879, 9606465, 28819395]

約数ペア:

[(1, 28819395), (3, 9606465), (5, 5763879), (9, 3202155), (11, 2619945), (15, 1921293), (27, 1067385), (33, 873315), (45, 640431), (55, 523989), (81, 355795), (99, 291105), (135, 213477), (165, 174663), (297, 97035), (405, 71159), (495, 58221), (891, 32345), (1485, 19407), (4455, 6469)]