856831222

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{451439}}^1$

素因数の和:451527

約数の個数: 16

約数和(自身を含む): 1403075520

約数和(自身を除く): 546244298

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 451439, 902878, 5868707, 11737414, 32955047, 65910094, 428415611, 856831222]

約数ペア:

[(1, 856831222), (2, 428415611), (13, 65910094), (26, 32955047), (73, 11737414), (146, 5868707), (949, 902878), (1898, 451439)]