390582724

素因数分解:

$2^2\times 7^2\times {\mathrm{1992769}}^1$

素因数の和:1992787

約数の個数: 18

約数和(自身を含む): 795115230

約数和(自身を除く): 404532506

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1992769, 3985538, 7971076, 13949383, 27898766, 55797532, 97645681, 195291362, 390582724]

約数ペア:

[(1, 390582724), (2, 195291362), (4, 97645681), (7, 55797532), (14, 27898766), (28, 13949383), (49, 7971076), (98, 3985538), (196, 1992769)]