201553317

素因数分解:

$3^2\times 7^3\times {\mathrm{109}}^1\times {\mathrm{599}}^1$

素因数の和:735

約数の個数: 48

約数和(自身を含む): 343200000

約数和(自身を除く): 141646683

約数列:

[1, 3, 7, 9, 21, 49, 63, 109, 147, 327, 343, 441, 599, 763, 981, 1029, 1797, 2289, 3087, 4193, 5341, 5391, 6867, 12579, 16023, 29351, 37387, 37737, 48069, 65291, 88053, 112161, 195873, 205457, 264159, 336483, 457037, 587619, 616371, 1371111, 1849113, 3199259, 4113333, 9597777, 22394813, 28793331, 67184439, 201553317]

約数ペア:

[(1, 201553317), (3, 67184439), (7, 28793331), (9, 22394813), (21, 9597777), (49, 4113333), (63, 3199259), (109, 1849113), (147, 1371111), (327, 616371), (343, 587619), (441, 457037), (599, 336483), (763, 264159), (981, 205457), (1029, 195873), (1797, 112161), (2289, 88053), (3087, 65291), (4193, 48069), (5341, 37737), (5391, 37387), (6867, 29351), (12579, 16023)]