1687130583819

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1699}}^1\times {\mathrm{126001}}^1$

素因数の和:127811

約数の個数: 32

約数和(自身を含む): 2344242009600

約数和(自身を除く): 657111425781

約数列:

[1, 3, 37, 71, 111, 213, 1699, 2627, 5097, 7881, 62863, 120629, 126001, 188589, 361887, 378003, 4463273, 4662037, 8946071, 13389819, 13986111, 26838213, 214075699, 331004627, 642227097, 993013881, 7920800863, 15199374629, 23762402589, 45598123887, 562376861273, 1687130583819]

約数ペア:

[(1, 1687130583819), (3, 562376861273), (37, 45598123887), (71, 23762402589), (111, 15199374629), (213, 7920800863), (1699, 993013881), (2627, 642227097), (5097, 331004627), (7881, 214075699), (62863, 26838213), (120629, 13986111), (126001, 13389819), (188589, 8946071), (361887, 4662037), (378003, 4463273)]