27975619

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 34656000

約数和(自身を除く): 6680381

約数列:

[1, 7, 19, 49, 133, 151, 199, 931, 1057, 1393, 2869, 3781, 7399, 9751, 20083, 26467, 30049, 140581, 185269, 210343, 570931, 1472401, 3996517, 27975619]

約数ペア:

[(1, 27975619), (7, 3996517), (19, 1472401), (49, 570931), (133, 210343), (151, 185269), (199, 140581), (931, 30049), (1057, 26467), (1393, 20083), (2869, 9751), (3781, 7399)]