30240609

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{3989}}^1$

素因数の和:4037

約数の個数: 24

約数和(自身を含む): 48646080

約数和(自身を除く): 18405471

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 3989, 7581, 11967, 27923, 75791, 83769, 227373, 530537, 1440029, 1591611, 4320087, 10080203, 30240609]

約数ペア:

[(1, 30240609), (3, 10080203), (7, 4320087), (19, 1591611), (21, 1440029), (57, 530537), (133, 227373), (361, 83769), (399, 75791), (1083, 27923), (2527, 11967), (3989, 7581)]