868342

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:507

約数の個数: 16

約数和(自身を含む): 1393920

約数和(自身を除く): 525578

約数列:

[1, 2, 23, 43, 46, 86, 439, 878, 989, 1978, 10097, 18877, 20194, 37754, 434171, 868342]

約数ペア:

[(1, 868342), (2, 434171), (23, 37754), (43, 20194), (46, 18877), (86, 10097), (439, 1978), (878, 989)]