201821077445

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{182643509}}^1$

素因数の和:182643544

約数の個数: 16

約数和(自身を含む): 276156987120

約数和(自身を除く): 74335909675

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 182643509, 913217545, 2374365617, 3104939653, 11871828085, 15524698265, 40364215489, 201821077445]

約数ペア:

[(1, 201821077445), (5, 40364215489), (13, 15524698265), (17, 11871828085), (65, 3104939653), (85, 2374365617), (221, 913217545), (1105, 182643509)]