2172231

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{1871}}^1$

素因数の和:1923

約数の個数: 16

約数和(自身を含む): 3294720

約数和(自身を除く): 1122489

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 1871, 5613, 16839, 50517, 80453, 241359, 724077, 2172231]

約数ペア:

[(1, 2172231), (3, 724077), (9, 241359), (27, 80453), (43, 50517), (129, 16839), (387, 5613), (1161, 1871)]