249966885

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{1709}}^1$

素因数の和:1930

約数の個数: 48

約数和(自身を含む): 467856000

約数和(自身を除く): 217889115

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 199, 245, 597, 735, 995, 1393, 1709, 2985, 4179, 5127, 6965, 8545, 9751, 11963, 20895, 25635, 29253, 35889, 48755, 59815, 83741, 146265, 179445, 251223, 340091, 418705, 1020273, 1256115, 1700455, 2380637, 5101365, 7141911, 11903185, 16664459, 35709555, 49993377, 83322295, 249966885]

約数ペア:

[(1, 249966885), (3, 83322295), (5, 49993377), (7, 35709555), (15, 16664459), (21, 11903185), (35, 7141911), (49, 5101365), (105, 2380637), (147, 1700455), (199, 1256115), (245, 1020273), (597, 418705), (735, 340091), (995, 251223), (1393, 179445), (1709, 146265), (2985, 83741), (4179, 59815), (5127, 48755), (6965, 35889), (8545, 29253), (9751, 25635), (11963, 20895)]