27581877

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{7919}}^1$

素因数の和:7974

約数の個数: 20

約数和(自身を含む): 42166080

約数和(自身を除く): 14584203

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 7919, 23757, 71271, 213813, 340517, 641439, 1021551, 3064653, 9193959, 27581877]

約数ペア:

[(1, 27581877), (3, 9193959), (9, 3064653), (27, 1021551), (43, 641439), (81, 340517), (129, 213813), (387, 71271), (1161, 23757), (3483, 7919)]