90342721

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{233}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 108678024

約数和(自身を除く): 18335303

約数列:

[1, 7, 41, 49, 193, 233, 287, 1351, 1631, 2009, 7913, 9457, 9553, 11417, 44969, 55391, 66871, 314783, 387737, 468097, 1843729, 2203481, 12906103, 90342721]

約数ペア:

[(1, 90342721), (7, 12906103), (41, 2203481), (49, 1843729), (193, 468097), (233, 387737), (287, 314783), (1351, 66871), (1631, 55391), (2009, 44969), (7913, 11417), (9457, 9553)]