2920007881

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1\times {\mathrm{20029}}^1$

素因数の和:20448

約数の個数: 16

約数和(自身を含む): 3403497600

約数和(自身を除く): 483489719

約数列:

[1, 7, 59, 353, 413, 2471, 20029, 20827, 140203, 145789, 1181711, 7070237, 8271977, 49491659, 417143983, 2920007881]

約数ペア:

[(1, 2920007881), (7, 417143983), (59, 49491659), (353, 8271977), (413, 7070237), (2471, 1181711), (20029, 145789), (20827, 140203)]