2199421

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{719}}^1$

素因数の和:768

約数の個数: 16

約数和(自身を含む): 2764800

約数和(自身を除く): 565379

約数列:

[1, 7, 19, 23, 133, 161, 437, 719, 3059, 5033, 13661, 16537, 95627, 115759, 314203, 2199421]

約数ペア:

[(1, 2199421), (7, 314203), (19, 115759), (23, 95627), (133, 16537), (161, 13661), (437, 5033), (719, 3059)]