28028277

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1153}}^1$

素因数の和:1269

約数の個数: 24

約数和(自身を含む): 42185624

約数和(自身を除く): 14157347

約数列:

[1, 3, 9, 37, 73, 111, 219, 333, 657, 1153, 2701, 3459, 8103, 10377, 24309, 42661, 84169, 127983, 252507, 383949, 757521, 3114253, 9342759, 28028277]

約数ペア:

[(1, 28028277), (3, 9342759), (9, 3114253), (37, 757521), (73, 383949), (111, 252507), (219, 127983), (333, 84169), (657, 42661), (1153, 24309), (2701, 10377), (3459, 8103)]