3986689

素因数分解:

$7^3\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:277

約数の個数: 16

約数和(自身を含む): 4752000

約数和(自身を除く): 765311

約数列:

[1, 7, 49, 59, 197, 343, 413, 1379, 2891, 9653, 11623, 20237, 67571, 81361, 569527, 3986689]

約数ペア:

[(1, 3986689), (7, 569527), (49, 81361), (59, 67571), (197, 20237), (343, 11623), (413, 9653), (1379, 2891)]