28749994

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3361}}^1$

素因数の和:3430

約数の個数: 32

約数和(自身を含む): 54222336

約数和(自身を除く): 25472342

約数列:

[1, 2, 7, 13, 14, 26, 47, 91, 94, 182, 329, 611, 658, 1222, 3361, 4277, 6722, 8554, 23527, 43693, 47054, 87386, 157967, 305851, 315934, 611702, 1105769, 2053571, 2211538, 4107142, 14374997, 28749994]

約数ペア:

[(1, 28749994), (2, 14374997), (7, 4107142), (13, 2211538), (14, 2053571), (26, 1105769), (47, 611702), (91, 315934), (94, 305851), (182, 157967), (329, 87386), (611, 47054), (658, 43693), (1222, 23527), (3361, 8554), (4277, 6722)]