278345335

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{112919}}^1$

素因数の和:112970

約数の個数: 16

約数和(自身を含む): 365860800

約数和(自身を除く): 87515465

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 112919, 564595, 1919623, 3274651, 9598115, 16373255, 55669067, 278345335]

約数ペア:

[(1, 278345335), (5, 55669067), (17, 16373255), (29, 9598115), (85, 3274651), (145, 1919623), (493, 564595), (2465, 112919)]