115172813

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{21121}}^1$

素因数の和:21188

約数の個数: 16

約数和(自身を含む): 141939840

約数和(自身を除く): 26767027

約数列:

[1, 7, 19, 41, 133, 287, 779, 5453, 21121, 147847, 401299, 865961, 2809093, 6061727, 16453259, 115172813]

約数ペア:

[(1, 115172813), (7, 16453259), (19, 6061727), (41, 2809093), (133, 865961), (287, 401299), (779, 147847), (5453, 21121)]