1311039

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{823}}^1$

素因数の和:891

約数の個数: 16

約数和(自身を含む): 1977600

約数和(自身を除く): 666561

約数列:

[1, 3, 9, 27, 59, 177, 531, 823, 1593, 2469, 7407, 22221, 48557, 145671, 437013, 1311039]

約数ペア:

[(1, 1311039), (3, 437013), (9, 145671), (27, 48557), (59, 22221), (177, 7407), (531, 2469), (823, 1593)]