389233852

素因数分解:

$2^2\times 7^2\times {\mathrm{1985887}}^1$

素因数の和:1985905

約数の個数: 18

約数和(自身を含む): 792369312

約数和(自身を除く): 403135460

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1985887, 3971774, 7943548, 13901209, 27802418, 55604836, 97308463, 194616926, 389233852]

約数ペア:

[(1, 389233852), (2, 194616926), (4, 97308463), (7, 55604836), (14, 27802418), (28, 13901209), (49, 7943548), (98, 3971774), (196, 1985887)]