142495269

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{357131}}^1$

素因数の和:357160

約数の個数: 16

約数和(自身を含む): 228564480

約数和(自身を除く): 86069211

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 357131, 1071393, 2499917, 6785489, 7499751, 20356467, 47498423, 142495269]

約数ペア:

[(1, 142495269), (3, 47498423), (7, 20356467), (19, 7499751), (21, 6785489), (57, 2499917), (133, 1071393), (399, 357131)]