1640821294

素因数分解:

$2^1\times 7^1\times {\mathrm{8089}}^1\times {\mathrm{14489}}^1$

素因数の和:22587

約数の個数: 16

約数和(自身を含む): 2813378400

約数和(自身を除く): 1172557106

約数列:

[1, 2, 7, 14, 8089, 14489, 16178, 28978, 56623, 101423, 113246, 202846, 117201521, 234403042, 820410647, 1640821294]

約数ペア:

[(1, 1640821294), (2, 820410647), (7, 234403042), (14, 117201521), (8089, 202846), (14489, 113246), (16178, 101423), (28978, 56623)]