420450259

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{7681}}^1$

素因数の和:7810

約数の個数: 16

約数和(自身を含む): 459690880

約数和(自身を除く): 39240621

約数列:

[1, 19, 43, 67, 817, 1273, 2881, 7681, 54739, 145939, 330283, 514627, 6275377, 9777913, 22128961, 420450259]

約数ペア:

[(1, 420450259), (19, 22128961), (43, 9777913), (67, 6275377), (817, 514627), (1273, 330283), (2881, 145939), (7681, 54739)]