15728986945

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7367207}}^1$

素因数の和:7367280

約数の個数: 16

約数和(自身を含む): 21924811008

約数和(自身を除く): 6195824063

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 7367207, 36836035, 51570449, 257852245, 449399627, 2246998135, 3145797389, 15728986945]

約数ペア:

[(1, 15728986945), (5, 3145797389), (7, 2246998135), (35, 449399627), (61, 257852245), (305, 51570449), (427, 36836035), (2135, 7367207)]