207780351

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1\times {\mathrm{2203}}^1$

素因数の和:2566

約数の個数: 16

約数和(自身を含む): 280348800

約数和(自身を除く): 72568449

約数列:

[1, 3, 149, 211, 447, 633, 2203, 6609, 31439, 94317, 328247, 464833, 984741, 1394499, 69260117, 207780351]

約数ペア:

[(1, 207780351), (3, 69260117), (149, 1394499), (211, 984741), (447, 464833), (633, 328247), (2203, 94317), (6609, 31439)]