557657282

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71257}}^1$

素因数の和:71322

約数の個数: 32

約数和(自身を含む): 1053478272

約数和(自身を除く): 495820990

約数列:

[1, 2, 7, 13, 14, 26, 43, 86, 91, 182, 301, 559, 602, 1118, 3913, 7826, 71257, 142514, 498799, 926341, 997598, 1852682, 3064051, 6128102, 6484387, 12968774, 21448357, 39832663, 42896714, 79665326, 278828641, 557657282]

約数ペア:

[(1, 557657282), (2, 278828641), (7, 79665326), (13, 42896714), (14, 39832663), (26, 21448357), (43, 12968774), (86, 6484387), (91, 6128102), (182, 3064051), (301, 1852682), (559, 997598), (602, 926341), (1118, 498799), (3913, 142514), (7826, 71257)]