28601055

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:158

約数の個数: 96

約数和(自身を含む): 61776000

約数和(自身を除く): 33174945

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 49, 51, 63, 85, 105, 109, 119, 147, 153, 245, 255, 315, 327, 343, 357, 441, 545, 595, 735, 763, 765, 833, 981, 1029, 1071, 1635, 1715, 1785, 1853, 2205, 2289, 2499, 3087, 3815, 4165, 4905, 5145, 5341, 5355, 5559, 5831, 6867, 7497, 9265, 11445, 12495, 12971, 15435, 16023, 16677, 17493, 26705, 27795, 29155, 34335, 37387, 37485, 38913, 48069, 52479, 64855, 80115, 83385, 87465, 90797, 112161, 116739, 186935, 194565, 240345, 262395, 272391, 336483, 453985, 560805, 583695, 635579, 817173, 1361955, 1682415, 1906737, 3177895, 4085865, 5720211, 9533685, 28601055]

約数ペア:

[(1, 28601055), (3, 9533685), (5, 5720211), (7, 4085865), (9, 3177895), (15, 1906737), (17, 1682415), (21, 1361955), (35, 817173), (45, 635579), (49, 583695), (51, 560805), (63, 453985), (85, 336483), (105, 272391), (109, 262395), (119, 240345), (147, 194565), (153, 186935), (245, 116739), (255, 112161), (315, 90797), (327, 87465), (343, 83385), (357, 80115), (441, 64855), (545, 52479), (595, 48069), (735, 38913), (763, 37485), (765, 37387), (833, 34335), (981, 29155), (1029, 27795), (1071, 26705), (1635, 17493), (1715, 16677), (1785, 16023), (1853, 15435), (2205, 12971), (2289, 12495), (2499, 11445), (3087, 9265), (3815, 7497), (4165, 6867), (4905, 5831), (5145, 5559), (5341, 5355)]