28679145

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2381}}^1$

素因数の和:2473

約数の個数: 32

約数和(自身を含む): 50765184

約数和(自身を除く): 22086039

約数列:

[1, 3, 5, 11, 15, 33, 55, 73, 165, 219, 365, 803, 1095, 2381, 2409, 4015, 7143, 11905, 12045, 26191, 35715, 78573, 130955, 173813, 392865, 521439, 869065, 1911943, 2607195, 5735829, 9559715, 28679145]

約数ペア:

[(1, 28679145), (3, 9559715), (5, 5735829), (11, 2607195), (15, 1911943), (33, 869065), (55, 521439), (73, 392865), (165, 173813), (219, 130955), (365, 78573), (803, 35715), (1095, 26191), (2381, 12045), (2409, 11905), (4015, 7143)]