389616206

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1\times {\mathrm{1297}}^1$

素因数の和:1848

約数の個数: 32

約数和(自身を含む): 685344000

約数和(自身を除く): 295727794

約数列:

[1, 2, 7, 14, 43, 86, 301, 499, 602, 998, 1297, 2594, 3493, 6986, 9079, 18158, 21457, 42914, 55771, 111542, 150199, 300398, 390397, 647203, 780794, 1294406, 4530421, 9060842, 27829729, 55659458, 194808103, 389616206]

約数ペア:

[(1, 389616206), (2, 194808103), (7, 55659458), (14, 27829729), (43, 9060842), (86, 4530421), (301, 1294406), (499, 780794), (602, 647203), (998, 390397), (1297, 300398), (2594, 150199), (3493, 111542), (6986, 55771), (9079, 42914), (18158, 21457)]