270978905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 347550720

約数和(自身を除く): 76571815

約数列:

[1, 5, 31, 43, 109, 155, 215, 373, 545, 1333, 1865, 3379, 4687, 6665, 11563, 16039, 16895, 23435, 40657, 57815, 80195, 145297, 203285, 497209, 726485, 1260367, 1748251, 2486045, 6301835, 8741255, 54195781, 270978905]

約数ペア:

[(1, 270978905), (5, 54195781), (31, 8741255), (43, 6301835), (109, 2486045), (155, 1748251), (215, 1260367), (373, 726485), (545, 497209), (1333, 203285), (1865, 145297), (3379, 80195), (4687, 57815), (6665, 40657), (11563, 23435), (16039, 16895)]