13211793

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4877}}^1$

素因数の和:4933

約数の個数: 24

約数和(自身を含む): 22321728

約数和(自身を除く): 9109935

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 4877, 14631, 34139, 43893, 102417, 209711, 307251, 629133, 1467977, 1887399, 4403931, 13211793]

約数ペア:

[(1, 13211793), (3, 4403931), (7, 1887399), (9, 1467977), (21, 629133), (43, 307251), (63, 209711), (129, 102417), (301, 43893), (387, 34139), (903, 14631), (2709, 4877)]