816996965

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^2\times {\mathrm{809}}^1$

素因数の和:1049

約数の個数: 24

約数和(自身を含む): 1048972680

約数和(自身を除く): 231975715

約数列:

[1, 5, 17, 85, 109, 545, 809, 1853, 4045, 9265, 11881, 13753, 59405, 68765, 88181, 201977, 440905, 1009885, 1499077, 7495385, 9611729, 48058645, 163399393, 816996965]

約数ペア:

[(1, 816996965), (5, 163399393), (17, 48058645), (85, 9611729), (109, 7495385), (545, 1499077), (809, 1009885), (1853, 440905), (4045, 201977), (9265, 88181), (11881, 68765), (13753, 59405)]