81145665

素因数分解:

$3^3\times 5^1\times {\mathrm{601079}}^1$

素因数の和:601093

約数の個数: 16

約数和(自身を含む): 144259200

約数和(自身を除く): 63113535

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 601079, 1803237, 3005395, 5409711, 9016185, 16229133, 27048555, 81145665]

約数ペア:

[(1, 81145665), (3, 27048555), (5, 16229133), (9, 9016185), (15, 5409711), (27, 3005395), (45, 1803237), (135, 601079)]