7899339

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 13543200

約数和(自身を除く): 5643861

約数列:

[1, 3, 7, 17, 21, 29, 49, 51, 87, 109, 119, 147, 203, 327, 357, 493, 609, 763, 833, 1421, 1479, 1853, 2289, 2499, 3161, 3451, 4263, 5341, 5559, 9483, 10353, 12971, 16023, 22127, 24157, 38913, 53737, 66381, 72471, 90797, 154889, 161211, 272391, 376159, 464667, 1128477, 2633113, 7899339]

約数ペア:

[(1, 7899339), (3, 2633113), (7, 1128477), (17, 464667), (21, 376159), (29, 272391), (49, 161211), (51, 154889), (87, 90797), (109, 72471), (119, 66381), (147, 53737), (203, 38913), (327, 24157), (357, 22127), (493, 16023), (609, 12971), (763, 10353), (833, 9483), (1421, 5559), (1479, 5341), (1853, 4263), (2289, 3451), (2499, 3161)]