39780801

素因数分解:

$3^6\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:492

約数の個数: 28

約数和(自身を含む): 60163092

約数和(自身を除く): 20382291

約数列:

[1, 3, 9, 27, 81, 197, 243, 277, 591, 729, 831, 1773, 2493, 5319, 7479, 15957, 22437, 47871, 54569, 67311, 143613, 163707, 201933, 491121, 1473363, 4420089, 13260267, 39780801]

約数ペア:

[(1, 39780801), (3, 13260267), (9, 4420089), (27, 1473363), (81, 491121), (197, 201933), (243, 163707), (277, 143613), (591, 67311), (729, 54569), (831, 47871), (1773, 22437), (2493, 15957), (5319, 7479)]