212711660378

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{410640271}}^1$

素因数の和:410640317

約数の個数: 16

約数和(自身を含む): 374503928064

約数和(自身を除く): 161792267686

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 410640271, 821280542, 2874481897, 5748963794, 15193690027, 30387380054, 106355830189, 212711660378]

約数ペア:

[(1, 212711660378), (2, 106355830189), (7, 30387380054), (14, 15193690027), (37, 5748963794), (74, 2874481897), (259, 821280542), (518, 410640271)]