8656821

素因数分解:

$3^3\times {\mathrm{491}}^1\times {\mathrm{653}}^1$

素因数の和:1153

約数の個数: 16

約数和(自身を含む): 12870720

約数和(自身を除く): 4213899

約数列:

[1, 3, 9, 27, 491, 653, 1473, 1959, 4419, 5877, 13257, 17631, 320623, 961869, 2885607, 8656821]

約数ペア:

[(1, 8656821), (3, 2885607), (9, 961869), (27, 320623), (491, 17631), (653, 13257), (1473, 5877), (1959, 4419)]