1641353

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:117

約数の個数: 24

約数和(自身を含む): 2106720

約数和(自身を除く): 465367

約数列:

[1, 7, 19, 41, 43, 49, 133, 287, 301, 779, 817, 931, 1763, 2009, 2107, 5453, 5719, 12341, 33497, 38171, 40033, 86387, 234479, 1641353]

約数ペア:

[(1, 1641353), (7, 234479), (19, 86387), (41, 40033), (43, 38171), (49, 33497), (133, 12341), (287, 5719), (301, 5453), (779, 2107), (817, 2009), (931, 1763)]