15800553

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 23512320

約数和(自身を除く): 7711767

約数列:

[1, 3, 9, 71, 79, 213, 237, 313, 639, 711, 939, 2817, 5609, 16827, 22223, 24727, 50481, 66669, 74181, 200007, 222543, 1755617, 5266851, 15800553]

約数ペア:

[(1, 15800553), (3, 5266851), (9, 1755617), (71, 222543), (79, 200007), (213, 74181), (237, 66669), (313, 50481), (639, 24727), (711, 22223), (939, 16827), (2817, 5609)]