1489889093

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{21193}}^1$

素因数の和:21305

約数の個数: 24

約数和(自身を含む): 1894234944

約数和(自身を除く): 404345851

約数列:

[1, 7, 11, 77, 83, 121, 581, 847, 913, 6391, 10043, 21193, 70301, 148351, 233123, 1631861, 1759019, 2564353, 12313133, 17950471, 19349209, 135444463, 212841299, 1489889093]

約数ペア:

[(1, 1489889093), (7, 212841299), (11, 135444463), (77, 19349209), (83, 17950471), (121, 12313133), (581, 2564353), (847, 1759019), (913, 1631861), (6391, 233123), (10043, 148351), (21193, 70301)]