2125935

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 4470336

約数和(自身を除く): 2344401

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 397, 595, 765, 1071, 1191, 1785, 1985, 2779, 3573, 5355, 5955, 6749, 8337, 13895, 17865, 20247, 25011, 33745, 41685, 47243, 60741, 101235, 125055, 141729, 236215, 303705, 425187, 708645, 2125935]

約数ペア:

[(1, 2125935), (3, 708645), (5, 425187), (7, 303705), (9, 236215), (15, 141729), (17, 125055), (21, 101235), (35, 60741), (45, 47243), (51, 41685), (63, 33745), (85, 25011), (105, 20247), (119, 17865), (153, 13895), (255, 8337), (315, 6749), (357, 5955), (397, 5355), (595, 3573), (765, 2779), (1071, 1985), (1191, 1785)]