2607689

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:296

約数の個数: 16

約数和(自身を含む): 3142656

約数和(自身を除く): 534967

約数列:

[1, 7, 31, 61, 197, 217, 427, 1379, 1891, 6107, 12017, 13237, 42749, 84119, 372527, 2607689]

約数ペア:

[(1, 2607689), (7, 372527), (31, 84119), (61, 42749), (197, 13237), (217, 12017), (427, 6107), (1379, 1891)]