2571061969

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{840491}}^1$

素因数の和:840540

約数の個数: 16

約数和(自身を含む): 3227489280

約数和(自身を除く): 656427311

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 840491, 5883437, 15969329, 19331293, 111785303, 135319051, 367294567, 2571061969]

約数ペア:

[(1, 2571061969), (7, 367294567), (19, 135319051), (23, 111785303), (133, 19331293), (161, 15969329), (437, 5883437), (3059, 840491)]