890233988

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{739397}}^1$

素因数の和:739451

約数の個数: 24

約数和(自身を含む): 1821876672

約数和(自身を除く): 931642684

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 739397, 1478794, 2957588, 5175779, 10351558, 20703116, 31794071, 63588142, 127176284, 222558497, 445116994, 890233988]

約数ペア:

[(1, 890233988), (2, 445116994), (4, 222558497), (7, 127176284), (14, 63588142), (28, 31794071), (43, 20703116), (86, 10351558), (172, 5175779), (301, 2957588), (602, 1478794), (1204, 739397)]