81129818

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{797}}^1$

素因数の和:1478

約数の個数: 32

約数和(自身を含む): 152143488

約数和(自身を除く): 71013670

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 661, 797, 1322, 1594, 4627, 5579, 7271, 8767, 9254, 11158, 14542, 17534, 50897, 61369, 101794, 122738, 526817, 1053634, 3687719, 5794987, 7375438, 11589974, 40564909, 81129818]

約数ペア:

[(1, 81129818), (2, 40564909), (7, 11589974), (11, 7375438), (14, 5794987), (22, 3687719), (77, 1053634), (154, 526817), (661, 122738), (797, 101794), (1322, 61369), (1594, 50897), (4627, 17534), (5579, 14542), (7271, 11158), (8767, 9254)]