3980081

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{419}}^1$

素因数の和:508

約数の個数: 16

約数和(自身を含む): 4838400

約数和(自身を除く): 858319

約数列:

[1, 7, 23, 59, 161, 413, 419, 1357, 2933, 9499, 9637, 24721, 67459, 173047, 568583, 3980081]

約数ペア:

[(1, 3980081), (7, 568583), (23, 173047), (59, 67459), (161, 24721), (413, 9637), (419, 9499), (1357, 2933)]