2783808565

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1423943}}^1$

素因数の和:1423988

約数の個数: 16

約数和(自身を含む): 3690862848

約数和(自身を除く): 907054283

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 1423943, 7119715, 24207031, 32750689, 121035155, 163753445, 556761713, 2783808565]

約数ペア:

[(1, 2783808565), (5, 556761713), (17, 163753445), (23, 121035155), (85, 32750689), (115, 24207031), (391, 7119715), (1955, 1423943)]