47431521

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{601}}^1$

素因数の和:726

約数の個数: 32

約数和(自身を含む): 73203200

約数和(自身を除く): 25771679

約数列:

[1, 3, 9, 27, 37, 79, 111, 237, 333, 601, 711, 999, 1803, 2133, 2923, 5409, 8769, 16227, 22237, 26307, 47479, 66711, 78921, 142437, 200133, 427311, 600399, 1281933, 1756723, 5270169, 15810507, 47431521]

約数ペア:

[(1, 47431521), (3, 15810507), (9, 5270169), (27, 1756723), (37, 1281933), (79, 600399), (111, 427311), (237, 200133), (333, 142437), (601, 78921), (711, 66711), (999, 47479), (1803, 26307), (2133, 22237), (2923, 16227), (5409, 8769)]