285425314

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{89}}^2\times {\mathrm{419}}^1$

素因数の和:642

約数の個数: 24

約数和(自身を含む): 444129840

約数和(自身を除く): 158704526

約数列:

[1, 2, 43, 86, 89, 178, 419, 838, 3827, 7654, 7921, 15842, 18017, 36034, 37291, 74582, 340603, 681206, 1603513, 3207026, 3318899, 6637798, 142712657, 285425314]

約数ペア:

[(1, 285425314), (2, 142712657), (43, 6637798), (86, 3318899), (89, 3207026), (178, 1603513), (419, 681206), (838, 340603), (3827, 74582), (7654, 37291), (7921, 36034), (15842, 18017)]