159988

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:111

約数の個数: 24

約数和(自身を含む): 306432

約数和(自身を除く): 146444

約数列:

[1, 2, 4, 23, 37, 46, 47, 74, 92, 94, 148, 188, 851, 1081, 1702, 1739, 2162, 3404, 3478, 4324, 6956, 39997, 79994, 159988]

約数ペア:

[(1, 159988), (2, 79994), (4, 39997), (23, 6956), (37, 4324), (46, 3478), (47, 3404), (74, 2162), (92, 1739), (94, 1702), (148, 1081), (188, 851)]