1645018669

素因数分解:

$7^1\times {\mathrm{307}}^1\times {\mathrm{863}}^1\times {\mathrm{887}}^1$

素因数の和:2064

約数の個数: 16

約数和(自身を含む): 1890459648

約数和(自身を除く): 245440979

約数列:

[1, 7, 307, 863, 887, 2149, 6041, 6209, 264941, 272309, 765481, 1854587, 1906163, 5358367, 235002667, 1645018669]

約数ペア:

[(1, 1645018669), (7, 235002667), (307, 5358367), (863, 1906163), (887, 1854587), (2149, 765481), (6041, 272309), (6209, 264941)]