288985319

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{19501}}^1$

素因数の和:19610

約数の個数: 16

約数和(自身を含む): 346355520

約数和(自身を除く): 57370201

約数列:

[1, 7, 29, 73, 203, 511, 2117, 14819, 19501, 136507, 565529, 1423573, 3958703, 9965011, 41283617, 288985319]

約数ペア:

[(1, 288985319), (7, 41283617), (29, 9965011), (73, 3958703), (203, 1423573), (511, 565529), (2117, 136507), (14819, 19501)]