205121910219

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{112331}}^1\times {\mathrm{8573}}^1$

素因数の和:120978

約数の個数: 16

約数和(自身を含む): 277382755584

約数和(自身を除く): 72260845365

約数列:

[1, 3, 71, 213, 8573, 25719, 112331, 336993, 608683, 1826049, 7975501, 23926503, 963013663, 2889040989, 68373970073, 205121910219]

約数ペア:

[(1, 205121910219), (3, 68373970073), (71, 2889040989), (213, 963013663), (8573, 23926503), (25719, 7975501), (112331, 1826049), (336993, 608683)]