281639824

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{429329}}^1$

素因数の和:429378

約数の個数: 20

約数和(自身を含む): 558987660

約数和(自身を除く): 277347836

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 429329, 858658, 1717316, 3434632, 6869264, 17602489, 35204978, 70409956, 140819912, 281639824]

約数ペア:

[(1, 281639824), (2, 140819912), (4, 70409956), (8, 35204978), (16, 17602489), (41, 6869264), (82, 3434632), (164, 1717316), (328, 858658), (656, 429329)]