12811115

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6553}}^1$

素因数の和:6598

約数の個数: 16

約数和(自身を含む): 16987968

約数和(自身を除く): 4176853

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 6553, 32765, 111401, 150719, 557005, 753595, 2562223, 12811115]

約数ペア:

[(1, 12811115), (5, 2562223), (17, 753595), (23, 557005), (85, 150719), (115, 111401), (391, 32765), (1955, 6553)]