121455975

素因数分解:

$3^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 206236800

約数和(自身を除く): 84780825

約数列:

[1, 3, 5, 15, 25, 75, 83, 109, 179, 249, 327, 415, 537, 545, 895, 1245, 1635, 2075, 2685, 2725, 4475, 6225, 8175, 9047, 13425, 14857, 19511, 27141, 44571, 45235, 58533, 74285, 97555, 135705, 222855, 226175, 292665, 371425, 487775, 678525, 1114275, 1463325, 1619413, 4858239, 8097065, 24291195, 40485325, 121455975]

約数ペア:

[(1, 121455975), (3, 40485325), (5, 24291195), (15, 8097065), (25, 4858239), (75, 1619413), (83, 1463325), (109, 1114275), (179, 678525), (249, 487775), (327, 371425), (415, 292665), (537, 226175), (545, 222855), (895, 135705), (1245, 97555), (1635, 74285), (2075, 58533), (2685, 45235), (2725, 44571), (4475, 27141), (6225, 19511), (8175, 14857), (9047, 13425)]