81716012

素因数分解:

$2^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{12211}}^1$

素因数の和:12461

約数の個数: 24

約数和(自身を含む): 164129280

約数和(自身を除く): 82413268

約数列:

[1, 2, 4, 7, 14, 28, 239, 478, 956, 1673, 3346, 6692, 12211, 24422, 48844, 85477, 170954, 341908, 2918429, 5836858, 11673716, 20429003, 40858006, 81716012]

約数ペア:

[(1, 81716012), (2, 40858006), (4, 20429003), (7, 11673716), (14, 5836858), (28, 2918429), (239, 341908), (478, 170954), (956, 85477), (1673, 48844), (3346, 24422), (6692, 12211)]