12599721

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 18888584

約数和(自身を除く): 6288863

約数列:

[1, 3, 9, 37, 111, 157, 241, 333, 471, 723, 1413, 2169, 5809, 8917, 17427, 26751, 37837, 52281, 80253, 113511, 340533, 1399969, 4199907, 12599721]

約数ペア:

[(1, 12599721), (3, 4199907), (9, 1399969), (37, 340533), (111, 113511), (157, 80253), (241, 52281), (333, 37837), (471, 26751), (723, 17427), (1413, 8917), (2169, 5809)]