211054145

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{2309}}^1$

素因数の和:2596

約数の個数: 16

約数和(自身を含む): 257297040

約数和(自身を除く): 46242895

約数列:

[1, 5, 101, 181, 505, 905, 2309, 11545, 18281, 91405, 233209, 417929, 1166045, 2089645, 42210829, 211054145]

約数ペア:

[(1, 211054145), (5, 42210829), (101, 2089645), (181, 1166045), (505, 417929), (905, 233209), (2309, 91405), (11545, 18281)]