40385233

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{349}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 47219200

約数和(自身を除く): 6833967

約数列:

[1, 7, 61, 271, 349, 427, 1897, 2443, 16531, 21289, 94579, 115717, 149023, 662053, 5769319, 40385233]

約数ペア:

[(1, 40385233), (7, 5769319), (61, 662053), (271, 149023), (349, 115717), (427, 94579), (1897, 21289), (2443, 16531)]