13789197

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:199

約数の個数: 40

約数和(自身を含む): 21849696

約数和(自身を除く): 8060499

約数列:

[1, 3, 9, 27, 37, 43, 81, 107, 111, 129, 321, 333, 387, 963, 999, 1161, 1591, 2889, 2997, 3483, 3959, 4601, 4773, 8667, 11877, 13803, 14319, 35631, 41409, 42957, 106893, 124227, 128871, 170237, 320679, 372681, 510711, 1532133, 4596399, 13789197]

約数ペア:

[(1, 13789197), (3, 4596399), (9, 1532133), (27, 510711), (37, 372681), (43, 320679), (81, 170237), (107, 128871), (111, 124227), (129, 106893), (321, 42957), (333, 41409), (387, 35631), (963, 14319), (999, 13803), (1161, 11877), (1591, 8667), (2889, 4773), (2997, 4601), (3483, 3959)]