639615599

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{39233}}^1$

素因数の和:39394

約数の個数: 16

約数和(自身を含む): 779658048

約数和(自身を除く): 140042449

約数列:

[1, 7, 17, 119, 137, 959, 2329, 16303, 39233, 274631, 666961, 4668727, 5374921, 37624447, 91373657, 639615599]

約数ペア:

[(1, 639615599), (7, 91373657), (17, 37624447), (119, 5374921), (137, 4668727), (959, 666961), (2329, 274631), (16303, 39233)]