164738665

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{27851}}^1$

素因数の和:27889

約数の個数: 24

約数和(自身を含む): 244651968

約数和(自身を除く): 79913303

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 455, 845, 1183, 5915, 27851, 139255, 194957, 362063, 974785, 1810315, 2534441, 4706819, 12672205, 23534095, 32947733, 164738665]

約数ペア:

[(1, 164738665), (5, 32947733), (7, 23534095), (13, 12672205), (35, 4706819), (65, 2534441), (91, 1810315), (169, 974785), (455, 362063), (845, 194957), (1183, 139255), (5915, 27851)]