87856342

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{330287}}^1$

素因数の和:330315

約数の個数: 16

約数和(自身を含む): 158538240

約数和(自身を除く): 70681898

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 330287, 660574, 2312009, 4624018, 6275453, 12550906, 43928171, 87856342]

約数ペア:

[(1, 87856342), (2, 43928171), (7, 12550906), (14, 6275453), (19, 4624018), (38, 2312009), (133, 660574), (266, 330287)]