2017788489

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{449}}^1\times {\mathrm{509}}^1$

素因数の和:1079

約数の個数: 40

約数和(自身を含む): 3054645000

約数和(自身を除く): 1036856511

約数列:

[1, 3, 9, 27, 81, 109, 327, 449, 509, 981, 1347, 1527, 2943, 4041, 4581, 8829, 12123, 13743, 36369, 41229, 48941, 55481, 146823, 166443, 228541, 440469, 499329, 685623, 1321407, 1497987, 2056869, 3964221, 4493961, 6170607, 18511821, 24910969, 74732907, 224198721, 672596163, 2017788489]

約数ペア:

[(1, 2017788489), (3, 672596163), (9, 224198721), (27, 74732907), (81, 24910969), (109, 18511821), (327, 6170607), (449, 4493961), (509, 3964221), (981, 2056869), (1347, 1497987), (1527, 1321407), (2943, 685623), (4041, 499329), (4581, 440469), (8829, 228541), (12123, 166443), (13743, 146823), (36369, 55481), (41229, 48941)]