81644387

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2089}}^1$

素因数の和:2147

約数の個数: 24

約数和(自身を含む): 100069200

約数和(自身を除く): 18424813

約数列:

[1, 11, 17, 19, 121, 187, 209, 323, 2057, 2089, 2299, 3553, 22979, 35513, 39083, 39691, 252769, 390643, 436601, 674747, 4297073, 4802611, 7422217, 81644387]

約数ペア:

[(1, 81644387), (11, 7422217), (17, 4802611), (19, 4297073), (121, 674747), (187, 436601), (209, 390643), (323, 252769), (2057, 39691), (2089, 39083), (2299, 35513), (3553, 22979)]