400291234

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{26647}}^1$

素因数の和:26722

約数の個数: 32

約数和(自身を含む): 729089280

約数和(自身を除く): 328798046

約数列:

[1, 2, 7, 14, 29, 37, 58, 74, 203, 259, 406, 518, 1073, 2146, 7511, 15022, 26647, 53294, 186529, 373058, 772763, 985939, 1545526, 1971878, 5409341, 6901573, 10818682, 13803146, 28592231, 57184462, 200145617, 400291234]

約数ペア:

[(1, 400291234), (2, 200145617), (7, 57184462), (14, 28592231), (29, 13803146), (37, 10818682), (58, 6901573), (74, 5409341), (203, 1971878), (259, 1545526), (406, 985939), (518, 772763), (1073, 373058), (2146, 186529), (7511, 53294), (15022, 26647)]