216982

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:167

約数の個数: 16

約数和(自身を含む): 349920

約数和(自身を除く): 132938

約数列:

[1, 2, 23, 46, 53, 89, 106, 178, 1219, 2047, 2438, 4094, 4717, 9434, 108491, 216982]

約数ペア:

[(1, 216982), (2, 108491), (23, 9434), (46, 4717), (53, 4094), (89, 2438), (106, 2047), (178, 1219)]