39937401

素因数分解:

$3^3\times 7^2\times {\mathrm{30187}}^1$

素因数の和:30210

約数の個数: 24

約数和(自身を含む): 68828640

約数和(自身を除く): 28891239

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 30187, 90561, 211309, 271683, 633927, 815049, 1479163, 1901781, 4437489, 5705343, 13312467, 39937401]

約数ペア:

[(1, 39937401), (3, 13312467), (7, 5705343), (9, 4437489), (21, 1901781), (27, 1479163), (49, 815049), (63, 633927), (147, 271683), (189, 211309), (441, 90561), (1323, 30187)]