668808784

素因数分解:

$2^4\times 7^1\times {\mathrm{5971507}}^1$

素因数の和:5971522

約数の個数: 20

約数和(自身を含む): 1480933984

約数和(自身を除く): 812125200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 5971507, 11943014, 23886028, 41800549, 47772056, 83601098, 95544112, 167202196, 334404392, 668808784]

約数ペア:

[(1, 668808784), (2, 334404392), (4, 167202196), (7, 95544112), (8, 83601098), (14, 47772056), (16, 41800549), (28, 23886028), (56, 11943014), (112, 5971507)]