285170139

素因数分解:

$3^4\times {\mathrm{1453}}^1\times {\mathrm{2423}}^1$

素因数の和:3888

約数の個数: 20

約数和(自身を含む): 426464016

約数和(自身を除く): 141293877

約数列:

[1, 3, 9, 27, 81, 1453, 2423, 4359, 7269, 13077, 21807, 39231, 65421, 117693, 196263, 3520619, 10561857, 31685571, 95056713, 285170139]

約数ペア:

[(1, 285170139), (3, 95056713), (9, 31685571), (27, 10561857), (81, 3520619), (1453, 196263), (2423, 117693), (4359, 65421), (7269, 39231), (13077, 21807)]