30471831

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7039}}^1$

素因数の和:7095

約数の個数: 24

約数和(自身を含む): 48688640

約数和(自身を除く): 18216809

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 7039, 21117, 63351, 91507, 260443, 274521, 781329, 823563, 2343987, 3385759, 10157277, 30471831]

約数ペア:

[(1, 30471831), (3, 10157277), (9, 3385759), (13, 2343987), (37, 823563), (39, 781329), (111, 274521), (117, 260443), (333, 91507), (481, 63351), (1443, 21117), (4329, 7039)]