8628417

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:730

約数の個数: 32

約数和(自身を含む): 14837760

約数和(自身を除く): 6209343

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 643, 1491, 1917, 1929, 4473, 4501, 5787, 13419, 13503, 17361, 40509, 45653, 121527, 136959, 319571, 410877, 958713, 1232631, 2876139, 8628417]

約数ペア:

[(1, 8628417), (3, 2876139), (7, 1232631), (9, 958713), (21, 410877), (27, 319571), (63, 136959), (71, 121527), (189, 45653), (213, 40509), (497, 17361), (639, 13503), (643, 13419), (1491, 5787), (1917, 4501), (1929, 4473)]