8620749

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{1499}}^1$

素因数の和:1582

約数の個数: 20

約数和(自身を含む): 13068000

約数和(自身を除く): 4447251

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1499, 1917, 4497, 5751, 13491, 40473, 106429, 121419, 319287, 957861, 2873583, 8620749]

約数ペア:

[(1, 8620749), (3, 2873583), (9, 957861), (27, 319287), (71, 121419), (81, 106429), (213, 40473), (639, 13491), (1499, 5751), (1917, 4497)]