789978422

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1\times {\mathrm{11057}}^1$

素因数の和:11455

約数の個数: 16

約数和(自身を含む): 1198244880

約数和(自身を除く): 408266458

約数列:

[1, 2, 139, 257, 278, 514, 11057, 22114, 35723, 71446, 1536923, 2841649, 3073846, 5683298, 394989211, 789978422]

約数ペア:

[(1, 789978422), (2, 394989211), (139, 5683298), (257, 3073846), (278, 2841649), (514, 1536923), (11057, 71446), (22114, 35723)]