31150456

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 59598000

約数和(自身を除く): 28447544

約数列:

[1, 2, 4, 8, 109, 139, 218, 257, 278, 436, 514, 556, 872, 1028, 1112, 2056, 15151, 28013, 30302, 35723, 56026, 60604, 71446, 112052, 121208, 142892, 224104, 285784, 3893807, 7787614, 15575228, 31150456]

約数ペア:

[(1, 31150456), (2, 15575228), (4, 7787614), (8, 3893807), (109, 285784), (139, 224104), (218, 142892), (257, 121208), (278, 112052), (436, 71446), (514, 60604), (556, 56026), (872, 35723), (1028, 30302), (1112, 28013), (2056, 15151)]