253307411

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1733}}^1$

素因数の和:1923

約数の個数: 24

約数和(自身を含む): 312328080

約数和(自身を除く): 59020669

約数列:

[1, 7, 19, 49, 133, 157, 931, 1099, 1733, 2983, 7693, 12131, 20881, 32927, 84917, 146167, 230489, 272081, 1613423, 1904567, 5169539, 13331969, 36186773, 253307411]

約数ペア:

[(1, 253307411), (7, 36186773), (19, 13331969), (49, 5169539), (133, 1904567), (157, 1613423), (931, 272081), (1099, 230489), (1733, 146167), (2983, 84917), (7693, 32927), (12131, 20881)]