31129191

素因数分解:

$3^4\times {\mathrm{227}}^1\times {\mathrm{1693}}^1$

素因数の和:1932

約数の個数: 20

約数和(自身を含む): 46734072

約数和(自身を除く): 15604881

約数列:

[1, 3, 9, 27, 81, 227, 681, 1693, 2043, 5079, 6129, 15237, 18387, 45711, 137133, 384311, 1152933, 3458799, 10376397, 31129191]

約数ペア:

[(1, 31129191), (3, 10376397), (9, 3458799), (27, 1152933), (81, 384311), (227, 137133), (681, 45711), (1693, 18387), (2043, 15237), (5079, 6129)]