389628596

素因数分解:

$2^2\times 7^2\times {\mathrm{1987901}}^1$

素因数の和:1987919

約数の個数: 18

約数和(自身を含む): 793172898

約数和(自身を除く): 403544302

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1987901, 3975802, 7951604, 13915307, 27830614, 55661228, 97407149, 194814298, 389628596]

約数ペア:

[(1, 389628596), (2, 194814298), (4, 97407149), (7, 55661228), (14, 27830614), (28, 13915307), (49, 7951604), (98, 3975802), (196, 1987901)]