139631769

素因数分解:

$3^4\times {\mathrm{571}}^1\times {\mathrm{3019}}^1$

素因数の和:3602

約数の個数: 20

約数和(自身を含む): 209020240

約数和(自身を除く): 69388471

約数列:

[1, 3, 9, 27, 81, 571, 1713, 3019, 5139, 9057, 15417, 27171, 46251, 81513, 244539, 1723849, 5171547, 15514641, 46543923, 139631769]

約数ペア:

[(1, 139631769), (3, 46543923), (9, 15514641), (27, 5171547), (81, 1723849), (571, 244539), (1713, 81513), (3019, 46251), (5139, 27171), (9057, 15417)]