25766991

素因数分解:

$3^5\times {\mathrm{107}}^1\times {\mathrm{991}}^1$

素因数の和:1113

約数の個数: 24

約数和(自身を含む): 38997504

約数和(自身を除く): 13230513

約数列:

[1, 3, 9, 27, 81, 107, 243, 321, 963, 991, 2889, 2973, 8667, 8919, 26001, 26757, 80271, 106037, 240813, 318111, 954333, 2862999, 8588997, 25766991]

約数ペア:

[(1, 25766991), (3, 8588997), (9, 2862999), (27, 954333), (81, 318111), (107, 240813), (243, 106037), (321, 80271), (963, 26757), (991, 26001), (2889, 8919), (2973, 8667)]