814978545

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{390877}}^1$

素因数の和:391024

約数の個数: 16

約数和(自身を含む): 1313350080

約数和(自身を除く): 498371535

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 390877, 1172631, 1954385, 5863155, 54331903, 162995709, 271659515, 814978545]

約数ペア:

[(1, 814978545), (3, 271659515), (5, 162995709), (15, 54331903), (139, 5863155), (417, 1954385), (695, 1172631), (2085, 390877)]