128180846

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 203685888

約数和(自身を除く): 75505042

約数列:

[1, 2, 31, 62, 73, 127, 146, 223, 254, 446, 2263, 3937, 4526, 6913, 7874, 9271, 13826, 16279, 18542, 28321, 32558, 56642, 287401, 504649, 574802, 877951, 1009298, 1755902, 2067433, 4134866, 64090423, 128180846]

約数ペア:

[(1, 128180846), (2, 64090423), (31, 4134866), (62, 2067433), (73, 1755902), (127, 1009298), (146, 877951), (223, 574802), (254, 504649), (446, 287401), (2263, 56642), (3937, 32558), (4526, 28321), (6913, 18542), (7874, 16279), (9271, 13826)]