78118905

素因数分解:

$3^1\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{2621}}^1$

素因数の和:4616

約数の個数: 16

約数和(自身を含む): 125100864

約数和(自身を除く): 46981959

約数列:

[1, 3, 5, 15, 1987, 2621, 5961, 7863, 9935, 13105, 29805, 39315, 5207927, 15623781, 26039635, 78118905]

約数ペア:

[(1, 78118905), (3, 26039635), (5, 15623781), (15, 5207927), (1987, 39315), (2621, 29805), (5961, 13105), (7863, 9935)]