279695998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{11447}}^1$

素因数の和:12111

約数の個数: 16

約数和(自身を含む): 442350720

約数和(自身を除く): 162654722

約数列:

[1, 2, 19, 38, 643, 1286, 11447, 12217, 22894, 24434, 217493, 434986, 7360421, 14720842, 139847999, 279695998]

約数ペア:

[(1, 279695998), (2, 139847999), (19, 14720842), (38, 7360421), (643, 434986), (1286, 217493), (11447, 24434), (12217, 22894)]