9991442

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{431}}^1$

素因数の和:673

約数の個数: 16

約数和(自身を含む): 15334272

約数和(自身を除く): 5342830

約数列:

[1, 2, 67, 134, 173, 346, 431, 862, 11591, 23182, 28877, 57754, 74563, 149126, 4995721, 9991442]

約数ペア:

[(1, 9991442), (2, 4995721), (67, 149126), (134, 74563), (173, 57754), (346, 28877), (431, 23182), (862, 11591)]