2017668905

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2506421}}^1$

素因数の和:2506456

約数の個数: 16

約数和(自身を含む): 2887398144

約数和(自身を除く): 869729239

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 2506421, 12532105, 17544947, 57647683, 87724735, 288238415, 403533781, 2017668905]

約数ペア:

[(1, 2017668905), (5, 403533781), (7, 288238415), (23, 87724735), (35, 57647683), (115, 17544947), (161, 12532105), (805, 2506421)]