28627779

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{6763}}^1$

素因数の和:6866

約数の個数: 16

約数和(自身を含む): 40908672

約数和(自身を除く): 12280893

約数列:

[1, 3, 17, 51, 83, 249, 1411, 4233, 6763, 20289, 114971, 344913, 561329, 1683987, 9542593, 28627779]

約数ペア:

[(1, 28627779), (3, 9542593), (17, 1683987), (51, 561329), (83, 344913), (249, 114971), (1411, 20289), (4233, 6763)]