129711272

素因数分解:

$2^3\times {\mathrm{389}}^1\times {\mathrm{41681}}^1$

素因数の和:42076

約数の個数: 16

約数和(自身を含む): 243839700

約数和(自身を除く): 114128428

約数列:

[1, 2, 4, 8, 389, 778, 1556, 3112, 41681, 83362, 166724, 333448, 16213909, 32427818, 64855636, 129711272]

約数ペア:

[(1, 129711272), (2, 64855636), (4, 32427818), (8, 16213909), (389, 333448), (778, 166724), (1556, 83362), (3112, 41681)]