30875969

素因数分解:

${\mathrm{19}}^2\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:189

約数の個数: 18

約数和(自身を含む): 34049970

約数和(自身を除く): 3174001

約数列:

[1, 19, 31, 89, 361, 589, 961, 1691, 2759, 11191, 18259, 32129, 52421, 85529, 346921, 995999, 1625051, 30875969]

約数ペア:

[(1, 30875969), (19, 1625051), (31, 995999), (89, 346921), (361, 85529), (589, 52421), (961, 32129), (1691, 18259), (2759, 11191)]