7943589

素因数分解:

$3^4\times {\mathrm{281}}^1\times {\mathrm{349}}^1$

素因数の和:642

約数の個数: 20

約数和(自身を含む): 11942700

約数和(自身を除く): 3999111

約数列:

[1, 3, 9, 27, 81, 281, 349, 843, 1047, 2529, 3141, 7587, 9423, 22761, 28269, 98069, 294207, 882621, 2647863, 7943589]

約数ペア:

[(1, 7943589), (3, 2647863), (9, 882621), (27, 294207), (81, 98069), (281, 28269), (349, 22761), (843, 9423), (1047, 7587), (2529, 3141)]