205909305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{23627}}^1$

素因数の和:23725

約数の個数: 32

約数和(自身を含む): 381072384

約数和(自身を除く): 175163079

約数列:

[1, 3, 5, 7, 15, 21, 35, 83, 105, 249, 415, 581, 1245, 1743, 2905, 8715, 23627, 70881, 118135, 165389, 354405, 496167, 826945, 1961041, 2480835, 5883123, 9805205, 13727287, 29415615, 41181861, 68636435, 205909305]

約数ペア:

[(1, 205909305), (3, 68636435), (5, 41181861), (7, 29415615), (15, 13727287), (21, 9805205), (35, 5883123), (83, 2480835), (105, 1961041), (249, 826945), (415, 496167), (581, 354405), (1245, 165389), (1743, 118135), (2905, 70881), (8715, 23627)]