28066269

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1021}}^1$

素因数の和:1066

約数の個数: 48

約数和(自身を含む): 50331456

約数和(自身を除く): 22265187

約数列:

[1, 3, 7, 11, 17, 21, 33, 49, 51, 77, 119, 147, 187, 231, 357, 539, 561, 833, 1021, 1309, 1617, 2499, 3063, 3927, 7147, 9163, 11231, 17357, 21441, 27489, 33693, 50029, 52071, 78617, 121499, 150087, 190927, 235851, 364497, 550319, 572781, 850493, 1336489, 1650957, 2551479, 4009467, 9355423, 28066269]

約数ペア:

[(1, 28066269), (3, 9355423), (7, 4009467), (11, 2551479), (17, 1650957), (21, 1336489), (33, 850493), (49, 572781), (51, 550319), (77, 364497), (119, 235851), (147, 190927), (187, 150087), (231, 121499), (357, 78617), (539, 52071), (561, 50029), (833, 33693), (1021, 27489), (1309, 21441), (1617, 17357), (2499, 11231), (3063, 9163), (3927, 7147)]