1922445

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 4043520

約数和(自身を除く): 2121075

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 359, 595, 765, 1071, 1077, 1785, 1795, 2513, 3231, 5355, 5385, 6103, 7539, 12565, 16155, 18309, 22617, 30515, 37695, 42721, 54927, 91545, 113085, 128163, 213605, 274635, 384489, 640815, 1922445]

約数ペア:

[(1, 1922445), (3, 640815), (5, 384489), (7, 274635), (9, 213605), (15, 128163), (17, 113085), (21, 91545), (35, 54927), (45, 42721), (51, 37695), (63, 30515), (85, 22617), (105, 18309), (119, 16155), (153, 12565), (255, 7539), (315, 6103), (357, 5385), (359, 5355), (595, 3231), (765, 2513), (1071, 1795), (1077, 1785)]