81353439

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{883}}^1$

素因数の和:1271

約数の個数: 24

約数和(自身を含む): 122045040

約数和(自身を除く): 40691601

約数列:

[1, 3, 9, 29, 87, 261, 353, 883, 1059, 2649, 3177, 7947, 10237, 25607, 30711, 76821, 92133, 230463, 311699, 935097, 2805291, 9039271, 27117813, 81353439]

約数ペア:

[(1, 81353439), (3, 27117813), (9, 9039271), (29, 2805291), (87, 935097), (261, 311699), (353, 230463), (883, 92133), (1059, 76821), (2649, 30711), (3177, 25607), (7947, 10237)]