161154565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{857}}^1$

素因数の和:1149

約数の個数: 32

約数和(自身を含む): 228324096

約数和(自身を除く): 67169531

約数列:

[1, 5, 11, 13, 55, 65, 143, 263, 715, 857, 1315, 2893, 3419, 4285, 9427, 11141, 14465, 17095, 37609, 47135, 55705, 122551, 188045, 225391, 612755, 1126955, 2479301, 2930083, 12396505, 14650415, 32230913, 161154565]

約数ペア:

[(1, 161154565), (5, 32230913), (11, 14650415), (13, 12396505), (55, 2930083), (65, 2479301), (143, 1126955), (263, 612755), (715, 225391), (857, 188045), (1315, 122551), (2893, 55705), (3419, 47135), (4285, 37609), (9427, 17095), (11141, 14465)]