1801197

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{601}}^1$

素因数の和:650

約数の個数: 20

約数和(自身を含む): 2767996

約数和(自身を除く): 966799

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 601, 999, 1803, 2997, 5409, 16227, 22237, 48681, 66711, 200133, 600399, 1801197]

約数ペア:

[(1, 1801197), (3, 600399), (9, 200133), (27, 66711), (37, 48681), (81, 22237), (111, 16227), (333, 5409), (601, 2997), (999, 1803)]