550920158

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 898371072

約数和(自身を除く): 347450914

約数列:

[1, 2, 31, 37, 61, 62, 74, 122, 127, 254, 961, 1147, 1891, 1922, 2257, 2294, 3782, 3937, 4514, 4699, 7747, 7874, 9398, 15494, 35557, 58621, 69967, 71114, 117242, 122047, 139934, 145669, 240157, 244094, 286639, 291338, 480314, 573278, 2168977, 4337954, 4515739, 7444867, 8885809, 9031478, 14889734, 17771618, 275460079, 550920158]

約数ペア:

[(1, 550920158), (2, 275460079), (31, 17771618), (37, 14889734), (61, 9031478), (62, 8885809), (74, 7444867), (122, 4515739), (127, 4337954), (254, 2168977), (961, 573278), (1147, 480314), (1891, 291338), (1922, 286639), (2257, 244094), (2294, 240157), (3782, 145669), (3937, 139934), (4514, 122047), (4699, 117242), (7747, 71114), (7874, 69967), (9398, 58621), (15494, 35557)]