2149454815

素因数分解:

$5^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1\times {\mathrm{10909}}^1$

素因数の和:11322

約数の個数: 16

約数和(自身を含む): 2606355360

約数和(自身を除く): 456900545

約数列:

[1, 5, 157, 251, 785, 1255, 10909, 39407, 54545, 197035, 1712713, 2738159, 8563565, 13690795, 429890963, 2149454815]

約数ペア:

[(1, 2149454815), (5, 429890963), (157, 13690795), (251, 8563565), (785, 2738159), (1255, 1712713), (10909, 197035), (39407, 54545)]