16800385

素因数分解:

$5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1459}}^1$

素因数の和:1525

約数の個数: 24

約数和(自身を含む): 23967360

約数和(自身を除く): 7166975

約数列:

[1, 5, 7, 35, 47, 49, 235, 245, 329, 1459, 1645, 2303, 7295, 10213, 11515, 51065, 68573, 71491, 342865, 357455, 480011, 2400055, 3360077, 16800385]

約数ペア:

[(1, 16800385), (5, 3360077), (7, 2400055), (35, 480011), (47, 357455), (49, 342865), (235, 71491), (245, 68573), (329, 51065), (1459, 11515), (1645, 10213), (2303, 7295)]