5047245

素因数分解:

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

素因数の和:144

約数の個数: 64

約数和(自身を含む): 10560000

約数和(自身を除く): 5512755

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 109, 135, 147, 189, 245, 315, 327, 343, 441, 545, 735, 763, 945, 981, 1029, 1323, 1635, 1715, 2205, 2289, 2943, 3087, 3815, 4905, 5145, 5341, 6615, 6867, 9261, 11445, 14715, 15435, 16023, 20601, 26705, 34335, 37387, 46305, 48069, 80115, 103005, 112161, 144207, 186935, 240345, 336483, 560805, 721035, 1009449, 1682415, 5047245]

約数ペア:

[(1, 5047245), (3, 1682415), (5, 1009449), (7, 721035), (9, 560805), (15, 336483), (21, 240345), (27, 186935), (35, 144207), (45, 112161), (49, 103005), (63, 80115), (105, 48069), (109, 46305), (135, 37387), (147, 34335), (189, 26705), (245, 20601), (315, 16023), (327, 15435), (343, 14715), (441, 11445), (545, 9261), (735, 6867), (763, 6615), (945, 5341), (981, 5145), (1029, 4905), (1323, 3815), (1635, 3087), (1715, 2943), (2205, 2289)]