27661995

素因数分解:

$3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{3089}}^1$

素因数の和:3299

約数の個数: 24

約数和(自身を含む): 48204000

約数和(自身を除く): 20542005

約数列:

[1, 3, 5, 9, 15, 45, 199, 597, 995, 1791, 2985, 3089, 8955, 9267, 15445, 27801, 46335, 139005, 614711, 1844133, 3073555, 5532399, 9220665, 27661995]

約数ペア:

[(1, 27661995), (3, 9220665), (5, 5532399), (9, 3073555), (15, 1844133), (45, 614711), (199, 139005), (597, 46335), (995, 27801), (1791, 15445), (2985, 9267), (3089, 8955)]