8981889

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{22511}}^1$

素因数の和:22540

約数の個数: 16

約数和(自身を含む): 14407680

約数和(自身を除く): 5425791

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 22511, 67533, 157577, 427709, 472731, 1283127, 2993963, 8981889]

約数ペア:

[(1, 8981889), (3, 2993963), (7, 1283127), (19, 472731), (21, 427709), (57, 157577), (133, 67533), (399, 22511)]