261418105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1499}}^1\times {\mathrm{2683}}^1$

素因数の和:4200

約数の個数: 16

約数和(自身を含む): 338184000

約数和(自身を除く): 76765895

約数列:

[1, 5, 13, 65, 1499, 2683, 7495, 13415, 19487, 34879, 97435, 174395, 4021817, 20109085, 52283621, 261418105]

約数ペア:

[(1, 261418105), (5, 52283621), (13, 20109085), (65, 4021817), (1499, 174395), (2683, 97435), (7495, 34879), (13415, 19487)]