77561385

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{1697}}^1$

素因数の和:1993

約数の個数: 32

約数和(自身を含む): 135948672

約数和(自身を除く): 58387287

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 277, 831, 1385, 1697, 3047, 4155, 5091, 8485, 9141, 15235, 18667, 25455, 45705, 56001, 93335, 280005, 470069, 1410207, 2350345, 5170759, 7051035, 15512277, 25853795, 77561385]

約数ペア:

[(1, 77561385), (3, 25853795), (5, 15512277), (11, 7051035), (15, 5170759), (33, 2350345), (55, 1410207), (165, 470069), (277, 280005), (831, 93335), (1385, 56001), (1697, 45705), (3047, 25455), (4155, 18667), (5091, 15235), (8485, 9141)]