8390277

素因数分解:

$3^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:550

約数の個数: 32

約数和(自身を含む): 14376960

約数和(自身を除く): 5986683

約数列:

[1, 3, 7, 9, 21, 27, 63, 103, 189, 309, 431, 721, 927, 1293, 2163, 2781, 3017, 3879, 6489, 9051, 11637, 19467, 27153, 44393, 81459, 133179, 310751, 399537, 932253, 1198611, 2796759, 8390277]

約数ペア:

[(1, 8390277), (3, 2796759), (7, 1198611), (9, 932253), (21, 399537), (27, 310751), (63, 133179), (103, 81459), (189, 44393), (309, 27153), (431, 19467), (721, 11637), (927, 9051), (1293, 6489), (2163, 3879), (2781, 3017)]