289228841

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1009}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 335287680

約数和(自身を除く): 46058839

約数列:

[1, 11, 23, 103, 121, 253, 1009, 1133, 2369, 2783, 11099, 12463, 23207, 26059, 103927, 122089, 255277, 286649, 1143197, 2390321, 2808047, 12575167, 26293531, 289228841]

約数ペア:

[(1, 289228841), (11, 26293531), (23, 12575167), (103, 2808047), (121, 2390321), (253, 1143197), (1009, 286649), (1133, 255277), (2369, 122089), (2783, 103927), (11099, 26059), (12463, 23207)]