68668431

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{24799}}^1$

素因数の和:24886

約数の個数: 16

約数和(自身を含む): 99993600

約数和(自身を除く): 31325169

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 24799, 74397, 322387, 967161, 1760729, 5282187, 22889477, 68668431]

約数ペア:

[(1, 68668431), (3, 22889477), (13, 5282187), (39, 1760729), (71, 967161), (213, 322387), (923, 74397), (2769, 24799)]