2780490064639

素因数分解:

$7^1\times {\mathrm{1051}}^1\times {\mathrm{4421}}^1\times {\mathrm{85487}}^1$

素因数の和:90966

約数の個数: 16

約数和(自身を含む): 3181483109376

約数和(自身を除く): 400993044737

約数列:

[1, 7, 1051, 4421, 7357, 30947, 85487, 598409, 4646471, 32525297, 89846837, 377938027, 628927859, 2645566189, 397212866377, 2780490064639]

約数ペア:

[(1, 2780490064639), (7, 397212866377), (1051, 2645566189), (4421, 628927859), (7357, 377938027), (30947, 89846837), (85487, 32525297), (598409, 4646471)]