197810

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:289

約数の個数: 16

約数和(自身を含む): 361152

約数和(自身を除く): 163342

約数列:

[1, 2, 5, 10, 131, 151, 262, 302, 655, 755, 1310, 1510, 19781, 39562, 98905, 197810]

約数ペア:

[(1, 197810), (2, 98905), (5, 39562), (10, 19781), (131, 1510), (151, 1310), (262, 755), (302, 655)]