1331290

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1987}}^1$

素因数の和:2061

約数の個数: 16

約数和(自身を含む): 2433312

約数和(自身を除く): 1102022

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 1987, 3974, 9935, 19870, 133129, 266258, 665645, 1331290]

約数ペア:

[(1, 1331290), (2, 665645), (5, 266258), (10, 133129), (67, 19870), (134, 9935), (335, 3974), (670, 1987)]