28402317

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{929}}^1$

素因数の和:1057

約数の個数: 24

約数和(自身を含む): 42556800

約数和(自身を除く): 14154483

約数列:

[1, 3, 9, 43, 79, 129, 237, 387, 711, 929, 2787, 3397, 8361, 10191, 30573, 39947, 73391, 119841, 220173, 359523, 660519, 3155813, 9467439, 28402317]

約数ペア:

[(1, 28402317), (3, 9467439), (9, 3155813), (43, 660519), (79, 359523), (129, 220173), (237, 119841), (387, 73391), (711, 39947), (929, 30573), (2787, 10191), (3397, 8361)]