55757727

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{173}}^2$

素因数の和:381

約数の個数: 30

約数和(自身を含む): 87419112

約数和(自身を除く): 31661385

約数列:

[1, 3, 9, 23, 27, 69, 81, 173, 207, 519, 621, 1557, 1863, 3979, 4671, 11937, 14013, 29929, 35811, 89787, 107433, 269361, 322299, 688367, 808083, 2065101, 2424249, 6195303, 18585909, 55757727]

約数ペア:

[(1, 55757727), (3, 18585909), (9, 6195303), (23, 2424249), (27, 2065101), (69, 808083), (81, 688367), (173, 322299), (207, 269361), (519, 107433), (621, 89787), (1557, 35811), (1863, 29929), (3979, 14013), (4671, 11937)]