1649271428

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{264137}}^1$

素因数の和:264371

約数の個数: 24

約数和(自身を含む): 3313347072

約数和(自身を除く): 1664075644

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 892, 1561, 3122, 6244, 264137, 528274, 1056548, 1848959, 3697918, 7395836, 58902551, 117805102, 235610204, 412317857, 824635714, 1649271428]

約数ペア:

[(1, 1649271428), (2, 824635714), (4, 412317857), (7, 235610204), (14, 117805102), (28, 58902551), (223, 7395836), (446, 3697918), (892, 1848959), (1561, 1056548), (3122, 528274), (6244, 264137)]