28280798

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{11953}}^1$

素因数の和:11988

約数の個数: 24

約数和(自身を含む): 52501968

約数和(自身を除く): 24221170

約数列:

[1, 2, 7, 13, 14, 26, 91, 169, 182, 338, 1183, 2366, 11953, 23906, 83671, 155389, 167342, 310778, 1087723, 2020057, 2175446, 4040114, 14140399, 28280798]

約数ペア:

[(1, 28280798), (2, 14140399), (7, 4040114), (13, 2175446), (14, 2020057), (26, 1087723), (91, 310778), (169, 167342), (182, 155389), (338, 83671), (1183, 23906), (2366, 11953)]