39780459

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{260003}}^1$

素因数の和:260026

約数の個数: 12

約数和(自身を含む): 60840936

約数和(自身を除く): 21060477

約数列:

[1, 3, 9, 17, 51, 153, 260003, 780009, 2340027, 4420051, 13260153, 39780459]

約数ペア:

[(1, 39780459), (3, 13260153), (9, 4420051), (17, 2340027), (51, 780009), (153, 260003)]