2639329

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:396

約数の個数: 16

約数和(自身を含む): 3326976

約数和(自身を除く): 687647

約数列:

[1, 7, 11, 77, 151, 227, 1057, 1589, 1661, 2497, 11627, 17479, 34277, 239939, 377047, 2639329]

約数ペア:

[(1, 2639329), (7, 377047), (11, 239939), (77, 34277), (151, 17479), (227, 11627), (1057, 2497), (1589, 1661)]