27072981

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{563}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 43585920

約数和(自身を除く): 16512939

約数列:

[1, 3, 9, 13, 27, 39, 117, 137, 351, 411, 563, 1233, 1689, 1781, 3699, 5067, 5343, 7319, 15201, 16029, 21957, 48087, 65871, 77131, 197613, 231393, 694179, 1002703, 2082537, 3008109, 9024327, 27072981]

約数ペア:

[(1, 27072981), (3, 9024327), (9, 3008109), (13, 2082537), (27, 1002703), (39, 694179), (117, 231393), (137, 197613), (351, 77131), (411, 65871), (563, 48087), (1233, 21957), (1689, 16029), (1781, 15201), (3699, 7319), (5067, 5343)]