55663887

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 80644608

約数和(自身を除く): 24980721

約数列:

[1, 3, 23, 43, 69, 73, 129, 219, 257, 771, 989, 1679, 2967, 3139, 5037, 5911, 9417, 11051, 17733, 18761, 33153, 56283, 72197, 216591, 254173, 431503, 762519, 806723, 1294509, 2420169, 18554629, 55663887]

約数ペア:

[(1, 55663887), (3, 18554629), (23, 2420169), (43, 1294509), (69, 806723), (73, 762519), (129, 431503), (219, 254173), (257, 216591), (771, 72197), (989, 56283), (1679, 33153), (2967, 18761), (3139, 17733), (5037, 11051), (5911, 9417)]