211370858

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{42461}}^1$

素因数の和:42613

約数の個数: 16

約数和(自身を含む): 336299040

約数和(自身を除く): 124928182

約数列:

[1, 2, 19, 38, 131, 262, 2489, 4978, 42461, 84922, 806759, 1613518, 5562391, 11124782, 105685429, 211370858]

約数ペア:

[(1, 211370858), (2, 105685429), (19, 11124782), (38, 5562391), (131, 1613518), (262, 806759), (2489, 84922), (4978, 42461)]