28451853

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1987}}^1$

素因数の和:2073

約数の個数: 24

約数和(自身を含む): 43211168

約数和(自身を除く): 14759315

約数列:

[1, 3, 9, 37, 43, 111, 129, 333, 387, 1591, 1987, 4773, 5961, 14319, 17883, 73519, 85441, 220557, 256323, 661671, 768969, 3161317, 9483951, 28451853]

約数ペア:

[(1, 28451853), (3, 9483951), (9, 3161317), (37, 768969), (43, 661671), (111, 256323), (129, 220557), (333, 85441), (387, 73519), (1591, 17883), (1987, 14319), (4773, 5961)]