78177215

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{4211}}^1$

素因数の和:4342

約数の個数: 16

約数和(自身を含む): 97044480

約数和(自身を除く): 18867265

約数列:

[1, 5, 47, 79, 235, 395, 3713, 4211, 18565, 21055, 197917, 332669, 989585, 1663345, 15635443, 78177215]

約数ペア:

[(1, 78177215), (5, 15635443), (47, 1663345), (79, 989585), (235, 332669), (395, 197917), (3713, 21055), (4211, 18565)]