247420221

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{1439}}^1\times {\mathrm{1549}}^1$

素因数の和:3028

約数の個数: 16

約数和(自身を含む): 339264000

約数和(自身を除く): 91843779

約数列:

[1, 3, 37, 111, 1439, 1549, 4317, 4647, 53243, 57313, 159729, 171939, 2229011, 6687033, 82473407, 247420221]

約数ペア:

[(1, 247420221), (3, 82473407), (37, 6687033), (111, 2229011), (1439, 171939), (1549, 159729), (4317, 57313), (4647, 53243)]