156986757904

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{70587571}}^1$

素因数の和:70587718

約数の個数: 20

約数和(自身を含む): 306350062480

約数和(自身を除く): 149363304576

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 70587571, 141175142, 282350284, 564700568, 1129401136, 9811672369, 19623344738, 39246689476, 78493378952, 156986757904]

約数ペア:

[(1, 156986757904), (2, 78493378952), (4, 39246689476), (8, 19623344738), (16, 9811672369), (139, 1129401136), (278, 564700568), (556, 282350284), (1112, 141175142), (2224, 70587571)]