638049295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1123}}^1\times {\mathrm{8741}}^1$

素因数の和:9882

約数の個数: 16

約数和(自身を含む): 825384672

約数和(自身を除く): 187335377

約数列:

[1, 5, 13, 65, 1123, 5615, 8741, 14599, 43705, 72995, 113633, 568165, 9816143, 49080715, 127609859, 638049295]

約数ペア:

[(1, 638049295), (5, 127609859), (13, 49080715), (65, 9816143), (1123, 568165), (5615, 113633), (8741, 72995), (14599, 43705)]