201971045

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{68581}}^1$

素因数の和:68636

約数の個数: 16

約数和(自身を含む): 263354880

約数和(自身を除く): 61383835

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 68581, 342905, 1303039, 2126011, 6515195, 10630055, 40394209, 201971045]

約数ペア:

[(1, 201971045), (5, 40394209), (19, 10630055), (31, 6515195), (95, 2126011), (155, 1303039), (589, 342905), (2945, 68581)]