81951034

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{86629}}^1$

素因数の和:86685

約数の個数: 16

約数和(自身を含む): 137221920

約数和(自身を除く): 55270886

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 86629, 173258, 952919, 1905838, 3725047, 7450094, 40975517, 81951034]

約数ペア:

[(1, 81951034), (2, 40975517), (11, 7450094), (22, 3725047), (43, 1905838), (86, 952919), (473, 173258), (946, 86629)]