13200921

素因数分解:

$3^3\times {\mathrm{347}}^1\times {\mathrm{1409}}^1$

素因数の和:1765

約数の個数: 16

約数和(自身を含む): 19627200

約数和(自身を除く): 6426279

約数列:

[1, 3, 9, 27, 347, 1041, 1409, 3123, 4227, 9369, 12681, 38043, 488923, 1466769, 4400307, 13200921]

約数ペア:

[(1, 13200921), (3, 4400307), (9, 1466769), (27, 488923), (347, 38043), (1041, 12681), (1409, 9369), (3123, 4227)]