4209399

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 6349200

約数和(自身を除く): 2139801

約数列:

[1, 3, 9, 43, 73, 129, 149, 219, 387, 447, 657, 1341, 3139, 6407, 9417, 10877, 19221, 28251, 32631, 57663, 97893, 467711, 1403133, 4209399]

約数ペア:

[(1, 4209399), (3, 1403133), (9, 467711), (43, 97893), (73, 57663), (129, 32631), (149, 28251), (219, 19221), (387, 10877), (447, 9417), (657, 6407), (1341, 3139)]