31421151

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8929}}^1$

素因数の和:8975

約数の個数: 24

約数和(自身を含む): 50150880

約数和(自身を除く): 18729729

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 8929, 26787, 80361, 151793, 205367, 455379, 616101, 1366137, 1848303, 3491239, 10473717, 31421151]

約数ペア:

[(1, 31421151), (3, 10473717), (9, 3491239), (17, 1848303), (23, 1366137), (51, 616101), (69, 455379), (153, 205367), (207, 151793), (391, 80361), (1173, 26787), (3519, 8929)]