78876423

素因数分解:

$3^4\times {\mathrm{97}}^1\times {\mathrm{10039}}^1$

素因数の和:10148

約数の個数: 20

約数和(自身を含む): 119054320

約数和(自身を除く): 40177897

約数列:

[1, 3, 9, 27, 81, 97, 291, 873, 2619, 7857, 10039, 30117, 90351, 271053, 813159, 973783, 2921349, 8764047, 26292141, 78876423]

約数ペア:

[(1, 78876423), (3, 26292141), (9, 8764047), (27, 2921349), (81, 973783), (97, 813159), (291, 271053), (873, 90351), (2619, 30117), (7857, 10039)]