128271105

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{563}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 229110336

約数和(自身を除く): 100839231

約数列:

[1, 3, 5, 9, 15, 45, 61, 83, 183, 249, 305, 415, 549, 563, 747, 915, 1245, 1689, 2745, 2815, 3735, 5063, 5067, 8445, 15189, 25315, 25335, 34343, 45567, 46729, 75945, 103029, 140187, 171715, 227835, 233645, 309087, 420561, 515145, 700935, 1545435, 2102805, 2850469, 8551407, 14252345, 25654221, 42757035, 128271105]

約数ペア:

[(1, 128271105), (3, 42757035), (5, 25654221), (9, 14252345), (15, 8551407), (45, 2850469), (61, 2102805), (83, 1545435), (183, 700935), (249, 515145), (305, 420561), (415, 309087), (549, 233645), (563, 227835), (747, 171715), (915, 140187), (1245, 103029), (1689, 75945), (2745, 46729), (2815, 45567), (3735, 34343), (5063, 25335), (5067, 25315), (8445, 15189)]