201606721895

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{11918813}}^1$

素因数の和:11919034

約数の個数: 16

約数和(自身を含む): 257446382400

約数和(自身を除く): 55839660505

約数列:

[1, 5, 17, 85, 199, 995, 3383, 16915, 11918813, 59594065, 202619821, 1013099105, 2371843787, 11859218935, 40321344379, 201606721895]

約数ペア:

[(1, 201606721895), (5, 40321344379), (17, 11859218935), (85, 2371843787), (199, 1013099105), (995, 202619821), (3383, 59594065), (16915, 11918813)]