87408171

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{3697}}^1$

素因数の和:3811

約数の個数: 24

約数和(自身を含む): 131530464

約数和(自身を除く): 44122293

約数列:

[1, 3, 9, 37, 71, 111, 213, 333, 639, 2627, 3697, 7881, 11091, 23643, 33273, 136789, 262487, 410367, 787461, 1231101, 2362383, 9712019, 29136057, 87408171]

約数ペア:

[(1, 87408171), (3, 29136057), (9, 9712019), (37, 2362383), (71, 1231101), (111, 787461), (213, 410367), (333, 262487), (639, 136789), (2627, 33273), (3697, 23643), (7881, 11091)]