855990422

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1421911}}^1$

素因数の和:1421963

約数の個数: 16

約数和(自身を含む): 1501539072

約数和(自身を除く): 645548650

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 1421911, 2843822, 9953377, 19906754, 61142173, 122284346, 427995211, 855990422]

約数ペア:

[(1, 855990422), (2, 427995211), (7, 122284346), (14, 61142173), (43, 19906754), (86, 9953377), (301, 2843822), (602, 1421911)]