78885686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{50503}}^1$

素因数の和:50587

約数の個数: 16

約数和(自身を含む): 130906368

約数和(自身を除く): 52020682

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 50503, 101006, 555533, 1111066, 3585713, 7171426, 39442843, 78885686]

約数ペア:

[(1, 78885686), (2, 39442843), (11, 7171426), (22, 3585713), (71, 1111066), (142, 555533), (781, 101006), (1562, 50503)]