680736694866

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{816231049}}^1$

素因数の和:816231193

約数の個数: 16

約数和(自身を含む): 1371268164000

約数和(自身を除く): 690531469134

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 816231049, 1632462098, 2448693147, 4897386294, 113456115811, 226912231622, 340368347433, 680736694866]

約数ペア:

[(1, 680736694866), (2, 340368347433), (3, 226912231622), (6, 113456115811), (139, 4897386294), (278, 2448693147), (417, 1632462098), (834, 816231049)]