278311329

素因数分解:

$3^3\times {\mathrm{887}}^1\times {\mathrm{11621}}^1$

素因数の和:12517

約数の個数: 16

約数和(自身を含む): 412813440

約数和(自身を除く): 134502111

約数列:

[1, 3, 9, 27, 887, 2661, 7983, 11621, 23949, 34863, 104589, 313767, 10307827, 30923481, 92770443, 278311329]

約数ペア:

[(1, 278311329), (3, 92770443), (9, 30923481), (27, 10307827), (887, 313767), (2661, 104589), (7983, 34863), (11621, 23949)]