128693799

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2887}}^1$

素因数の和:3036

約数の個数: 32

約数和(自身を含む): 207011840

約数和(自身を除く): 78318041

約数列:

[1, 3, 9, 13, 27, 39, 117, 127, 351, 381, 1143, 1651, 2887, 3429, 4953, 8661, 14859, 25983, 37531, 44577, 77949, 112593, 337779, 366649, 1013337, 1099947, 3299841, 4766437, 9899523, 14299311, 42897933, 128693799]

約数ペア:

[(1, 128693799), (3, 42897933), (9, 14299311), (13, 9899523), (27, 4766437), (39, 3299841), (117, 1099947), (127, 1013337), (351, 366649), (381, 337779), (1143, 112593), (1651, 77949), (2887, 44577), (3429, 37531), (4953, 25983), (8661, 14859)]