30975605

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{131}}^2$

素因数の和:305

約数の個数: 18

約数和(自身を含む): 39531798

約数和(自身を除く): 8556193

約数列:

[1, 5, 19, 95, 131, 361, 655, 1805, 2489, 12445, 17161, 47291, 85805, 236455, 326059, 1630295, 6195121, 30975605]

約数ペア:

[(1, 30975605), (5, 6195121), (19, 1630295), (95, 326059), (131, 236455), (361, 85805), (655, 47291), (1805, 17161), (2489, 12445)]