9880857

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^2\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 36

約数和(自身を含む): 16900416

約数和(自身を除く): 7019559

約数列:

[1, 3, 7, 9, 21, 47, 63, 71, 141, 213, 329, 423, 497, 639, 987, 1491, 2209, 2961, 3337, 4473, 6627, 10011, 15463, 19881, 23359, 30033, 46389, 70077, 139167, 156839, 210231, 470517, 1097873, 1411551, 3293619, 9880857]

約数ペア:

[(1, 9880857), (3, 3293619), (7, 1411551), (9, 1097873), (21, 470517), (47, 210231), (63, 156839), (71, 139167), (141, 70077), (213, 46389), (329, 30033), (423, 23359), (497, 19881), (639, 15463), (987, 10011), (1491, 6627), (2209, 4473), (2961, 3337)]