278366957343

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{439973}}^1$

素因数の和:440165

約数の個数: 40

約数和(自身を含む): 425468937168

約数和(自身を除く): 147101979825

約数列:

[1, 3, 9, 27, 73, 81, 107, 219, 321, 657, 963, 1971, 2889, 5913, 7811, 8667, 23433, 70299, 210897, 439973, 632691, 1319919, 3959757, 11879271, 32118029, 35637813, 47077111, 96354087, 141231333, 289062261, 423693999, 867186783, 1271081997, 2601560349, 3436629103, 3813245991, 10309887309, 30929661927, 92788985781, 278366957343]

約数ペア:

[(1, 278366957343), (3, 92788985781), (9, 30929661927), (27, 10309887309), (73, 3813245991), (81, 3436629103), (107, 2601560349), (219, 1271081997), (321, 867186783), (657, 423693999), (963, 289062261), (1971, 141231333), (2889, 96354087), (5913, 47077111), (7811, 35637813), (8667, 32118029), (23433, 11879271), (70299, 3959757), (210897, 1319919), (439973, 632691)]