66872428

素因数分解:

$2^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{9293}}^1$

素因数の和:9561

約数の個数: 24

約数和(自身を含む): 134279712

約数和(自身を除く): 67407284

約数列:

[1, 2, 4, 7, 14, 28, 257, 514, 1028, 1799, 3598, 7196, 9293, 18586, 37172, 65051, 130102, 260204, 2388301, 4776602, 9553204, 16718107, 33436214, 66872428]

約数ペア:

[(1, 66872428), (2, 33436214), (4, 16718107), (7, 9553204), (14, 4776602), (28, 2388301), (257, 260204), (514, 130102), (1028, 65051), (1799, 37172), (3598, 18586), (7196, 9293)]