13331255

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20047}}^1$

素因数の和:20078

約数の個数: 16

約数和(自身を含む): 19246080

約数和(自身を除く): 5914825

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 20047, 100235, 140329, 380893, 701645, 1904465, 2666251, 13331255]

約数ペア:

[(1, 13331255), (5, 2666251), (7, 1904465), (19, 701645), (35, 380893), (95, 140329), (133, 100235), (665, 20047)]