1280497774

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{136601}}^1$

素因数の和:136755

約数の個数: 16

約数和(自身を含む): 1983461040

約数和(自身を除く): 702963266

約数列:

[1, 2, 43, 86, 109, 218, 4687, 9374, 136601, 273202, 5873843, 11747686, 14889509, 29779018, 640248887, 1280497774]

約数ペア:

[(1, 1280497774), (2, 640248887), (43, 29779018), (86, 14889509), (109, 11747686), (218, 5873843), (4687, 273202), (9374, 136601)]