102890445

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{139987}}^1$

素因数の和:140009

約数の個数: 24

約数和(自身を含む): 191503584

約数和(自身を除く): 88613139

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 139987, 419961, 699935, 979909, 2099805, 2939727, 4899545, 6859363, 14698635, 20578089, 34296815, 102890445]

約数ペア:

[(1, 102890445), (3, 34296815), (5, 20578089), (7, 14698635), (15, 6859363), (21, 4899545), (35, 2939727), (49, 2099805), (105, 979909), (147, 699935), (245, 419961), (735, 139987)]