179879139

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 291043584

約数和(自身を除く): 111164445

約数列:

[1, 3, 9, 11, 33, 71, 99, 157, 163, 213, 471, 489, 639, 781, 1413, 1467, 1727, 1793, 2343, 5181, 5379, 7029, 11147, 11573, 15543, 16137, 25591, 33441, 34719, 76773, 100323, 104157, 122617, 127303, 230319, 281501, 367851, 381909, 844503, 1103553, 1145727, 1816961, 2533509, 5450883, 16352649, 19986571, 59959713, 179879139]

約数ペア:

[(1, 179879139), (3, 59959713), (9, 19986571), (11, 16352649), (33, 5450883), (71, 2533509), (99, 1816961), (157, 1145727), (163, 1103553), (213, 844503), (471, 381909), (489, 367851), (639, 281501), (781, 230319), (1413, 127303), (1467, 122617), (1727, 104157), (1793, 100323), (2343, 76773), (5181, 34719), (5379, 33441), (7029, 25591), (11147, 16137), (11573, 15543)]