30998313

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{463}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 46180992

約数和(自身を除く): 15182679

約数列:

[1, 3, 9, 43, 129, 173, 387, 463, 519, 1389, 1557, 4167, 7439, 19909, 22317, 59727, 66951, 80099, 179181, 240297, 720891, 3444257, 10332771, 30998313]

約数ペア:

[(1, 30998313), (3, 10332771), (9, 3444257), (43, 720891), (129, 240297), (173, 179181), (387, 80099), (463, 66951), (519, 59727), (1389, 22317), (1557, 19909), (4167, 7439)]