206864645

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{138371}}^1$

素因数の和:138412

約数の個数: 16

約数和(自身を含む): 278957952

約数和(自身を除く): 72093307

約数列:

[1, 5, 13, 23, 65, 115, 299, 1495, 138371, 691855, 1798823, 3182533, 8994115, 15912665, 41372929, 206864645]

約数ペア:

[(1, 206864645), (5, 41372929), (13, 15912665), (23, 8994115), (65, 3182533), (115, 1798823), (299, 691855), (1495, 138371)]