217618318

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{89261}}^1$

素因数の和:89339

約数の個数: 16

約数和(自身を含む): 347050656

約数和(自身を除く): 129432338

約数列:

[1, 2, 23, 46, 53, 106, 1219, 2438, 89261, 178522, 2053003, 4106006, 4730833, 9461666, 108809159, 217618318]

約数ペア:

[(1, 217618318), (2, 108809159), (23, 9461666), (46, 4730833), (53, 4106006), (106, 2053003), (1219, 178522), (2438, 89261)]