2051228465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2868851}}^1$

素因数の和:2868880

約数の個数: 16

約数和(自身を含む): 2891802816

約数和(自身を除く): 840574351

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 2868851, 14344255, 31557361, 37295063, 157786805, 186475315, 410245693, 2051228465]

約数ペア:

[(1, 2051228465), (5, 410245693), (11, 186475315), (13, 157786805), (55, 37295063), (65, 31557361), (143, 14344255), (715, 2868851)]