207922365

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{660071}}^1$

素因数の和:660089

約数の個数: 24

約数和(自身を含む): 411884928

約数和(自身を除く): 203962563

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 660071, 1980213, 3300355, 4620497, 5940639, 9901065, 13861491, 23102485, 29703195, 41584473, 69307455, 207922365]

約数ペア:

[(1, 207922365), (3, 69307455), (5, 41584473), (7, 29703195), (9, 23102485), (15, 13861491), (21, 9901065), (35, 5940639), (45, 4620497), (63, 3300355), (105, 1980213), (315, 660071)]