90887797

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 133056000

約数和(自身を除く): 42168203

約数列:

[1, 7, 11, 13, 17, 49, 77, 91, 109, 119, 143, 187, 221, 343, 539, 637, 763, 833, 1001, 1199, 1309, 1417, 1547, 1853, 2431, 3773, 4459, 5341, 5831, 7007, 8393, 9163, 9919, 10829, 12971, 15587, 17017, 20383, 24089, 37387, 49049, 58751, 64141, 69433, 75803, 90797, 109109, 119119, 142681, 168623, 264979, 411257, 486031, 635579, 763763, 833833, 998767, 1180361, 1854853, 5346341, 6991369, 8262527, 12983971, 90887797]

約数ペア:

[(1, 90887797), (7, 12983971), (11, 8262527), (13, 6991369), (17, 5346341), (49, 1854853), (77, 1180361), (91, 998767), (109, 833833), (119, 763763), (143, 635579), (187, 486031), (221, 411257), (343, 264979), (539, 168623), (637, 142681), (763, 119119), (833, 109109), (1001, 90797), (1199, 75803), (1309, 69433), (1417, 64141), (1547, 58751), (1853, 49049), (2431, 37387), (3773, 24089), (4459, 20383), (5341, 17017), (5831, 15587), (7007, 12971), (8393, 10829), (9163, 9919)]