64769081

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{877}}^1$

素因数の和:945

約数の個数: 24

約数和(自身を含む): 77123520

約数和(自身を除く): 12354439

約数列:

[1, 13, 19, 23, 169, 247, 299, 437, 877, 3211, 3887, 5681, 11401, 16663, 20171, 73853, 148213, 216619, 262223, 383249, 2816047, 3408899, 4982237, 64769081]

約数ペア:

[(1, 64769081), (13, 4982237), (19, 3408899), (23, 2816047), (169, 383249), (247, 262223), (299, 216619), (437, 148213), (877, 73853), (3211, 20171), (3887, 16663), (5681, 11401)]