78947265

素因数分解:

$3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{16603}}^1$

素因数の和:16928

約数の個数: 16

約数和(自身を含む): 126721728

約数和(自身を除く): 47774463

約数列:

[1, 3, 5, 15, 317, 951, 1585, 4755, 16603, 49809, 83015, 249045, 5263151, 15789453, 26315755, 78947265]

約数ペア:

[(1, 78947265), (3, 26315755), (5, 15789453), (15, 5263151), (317, 249045), (951, 83015), (1585, 49809), (4755, 16603)]