16869855

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 27855360

約数和(自身を除く): 10985505

約数列:

[1, 3, 5, 15, 61, 103, 179, 183, 305, 309, 515, 537, 895, 915, 1545, 2685, 6283, 10919, 18437, 18849, 31415, 32757, 54595, 55311, 92185, 94245, 163785, 276555, 1124657, 3373971, 5623285, 16869855]

約数ペア:

[(1, 16869855), (3, 5623285), (5, 3373971), (15, 1124657), (61, 276555), (103, 163785), (179, 94245), (183, 92185), (305, 55311), (309, 54595), (515, 32757), (537, 31415), (895, 18849), (915, 18437), (1545, 10919), (2685, 6283)]