51615105

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{89}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 89320320

約数和(自身を除く): 37705215

約数列:

[1, 3, 5, 15, 23, 41, 69, 89, 115, 123, 205, 267, 345, 445, 615, 943, 1335, 1681, 2047, 2829, 3649, 4715, 5043, 6141, 8405, 10235, 10947, 14145, 18245, 25215, 30705, 38663, 54735, 83927, 115989, 149609, 193315, 251781, 419635, 448827, 579945, 748045, 1258905, 2244135, 3441007, 10323021, 17205035, 51615105]

約数ペア:

[(1, 51615105), (3, 17205035), (5, 10323021), (15, 3441007), (23, 2244135), (41, 1258905), (69, 748045), (89, 579945), (115, 448827), (123, 419635), (205, 251781), (267, 193315), (345, 149609), (445, 115989), (615, 83927), (943, 54735), (1335, 38663), (1681, 30705), (2047, 25215), (2829, 18245), (3649, 14145), (4715, 10947), (5043, 10235), (6141, 8405)]