389615548

素因数分解:

$2^2\times 7^1\times {\mathrm{2003}}^1\times {\mathrm{6947}}^1$

素因数の和:8961

約数の個数: 24

約数和(自身を含む): 779732352

約数和(自身を除く): 390116804

約数列:

[1, 2, 4, 7, 14, 28, 2003, 4006, 6947, 8012, 13894, 14021, 27788, 28042, 48629, 56084, 97258, 194516, 13914841, 27829682, 55659364, 97403887, 194807774, 389615548]

約数ペア:

[(1, 389615548), (2, 194807774), (4, 97403887), (7, 55659364), (14, 27829682), (28, 13914841), (2003, 194516), (4006, 97258), (6947, 56084), (8012, 48629), (13894, 28042), (14021, 27788)]