13205859

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{613}}^1$

素因数の和:826

約数の個数: 16

約数和(自身を含む): 18154752

約数和(自身を除く): 4948893

約数列:

[1, 3, 43, 129, 167, 501, 613, 1839, 7181, 21543, 26359, 79077, 102371, 307113, 4401953, 13205859]

約数ペア:

[(1, 13205859), (3, 4401953), (43, 307113), (129, 102371), (167, 79077), (501, 26359), (613, 21543), (1839, 7181)]