129123316

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{242713}}^1$

素因数の和:242743

約数の個数: 24

約数和(自身を含む): 271839680

約数和(自身を除く): 142716364

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 242713, 485426, 970852, 1698991, 3397982, 4611547, 6795964, 9223094, 18446188, 32280829, 64561658, 129123316]

約数ペア:

[(1, 129123316), (2, 64561658), (4, 32280829), (7, 18446188), (14, 9223094), (19, 6795964), (28, 4611547), (38, 3397982), (76, 1698991), (133, 970852), (266, 485426), (532, 242713)]