55544445

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{101}}^2$

素因数の和:235

約数の個数: 54

約数和(自身を含む): 106883322

約数和(自身を除く): 51338877

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 101, 121, 165, 303, 363, 495, 505, 605, 909, 1089, 1111, 1515, 1815, 3333, 4545, 5445, 5555, 9999, 10201, 12221, 16665, 30603, 36663, 49995, 51005, 61105, 91809, 109989, 112211, 153015, 183315, 336633, 459045, 549945, 561055, 1009899, 1234321, 1683165, 3702963, 5049495, 6171605, 11108889, 18514815, 55544445]

約数ペア:

[(1, 55544445), (3, 18514815), (5, 11108889), (9, 6171605), (11, 5049495), (15, 3702963), (33, 1683165), (45, 1234321), (55, 1009899), (99, 561055), (101, 549945), (121, 459045), (165, 336633), (303, 183315), (363, 153015), (495, 112211), (505, 109989), (605, 91809), (909, 61105), (1089, 51005), (1111, 49995), (1515, 36663), (1815, 30603), (3333, 16665), (4545, 12221), (5445, 10201), (5555, 9999)]