165719428

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{190921}}^1$

素因数の和:190963

約数の個数: 24

約数和(自身を含む): 342132224

約数和(自身を除く): 176412796

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 190921, 381842, 763684, 1336447, 2672894, 5345788, 5918551, 11837102, 23674204, 41429857, 82859714, 165719428]

約数ペア:

[(1, 165719428), (2, 82859714), (4, 41429857), (7, 23674204), (14, 11837102), (28, 5918551), (31, 5345788), (62, 2672894), (124, 1336447), (217, 763684), (434, 381842), (868, 190921)]