211140865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{45751}}^1$

素因数の和:45840

約数の個数: 16

約数和(自身を含む): 276708096

約数和(自身を除く): 65567231

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 45751, 228755, 594763, 2973815, 3248321, 16241605, 42228173, 211140865]

約数ペア:

[(1, 211140865), (5, 42228173), (13, 16241605), (65, 3248321), (71, 2973815), (355, 594763), (923, 228755), (4615, 45751)]