8641143

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7219}}^1$

素因数の和:7251

約数の個数: 24

約数和(自身を含む): 15017600

約数和(自身を除く): 6376457

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 7219, 21657, 50533, 64971, 137161, 151599, 411483, 454797, 960127, 1234449, 2880381, 8641143]

約数ペア:

[(1, 8641143), (3, 2880381), (7, 1234449), (9, 960127), (19, 454797), (21, 411483), (57, 151599), (63, 137161), (133, 64971), (171, 50533), (399, 21657), (1197, 7219)]