78064252

素因数分解:

$2^2\times 7^2\times {\mathrm{398287}}^1$

素因数の和:398305

約数の個数: 18

約数和(自身を含む): 158916912

約数和(自身を除く): 80852660

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 398287, 796574, 1593148, 2788009, 5576018, 11152036, 19516063, 39032126, 78064252]

約数ペア:

[(1, 78064252), (2, 39032126), (4, 19516063), (7, 11152036), (14, 5576018), (28, 2788009), (49, 1593148), (98, 796574), (196, 398287)]