275030559

素因数分解:

$3^9\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:273

約数の個数: 40

約数和(自身を含む): 419831280

約数和(自身を除く): 144800721

約数列:

[1, 3, 9, 27, 81, 89, 157, 243, 267, 471, 729, 801, 1413, 2187, 2403, 4239, 6561, 7209, 12717, 13973, 19683, 21627, 38151, 41919, 64881, 114453, 125757, 194643, 343359, 377271, 583929, 1030077, 1131813, 1751787, 3090231, 3395439, 10186317, 30558951, 91676853, 275030559]

約数ペア:

[(1, 275030559), (3, 91676853), (9, 30558951), (27, 10186317), (81, 3395439), (89, 3090231), (157, 1751787), (243, 1131813), (267, 1030077), (471, 583929), (729, 377271), (801, 343359), (1413, 194643), (2187, 125757), (2403, 114453), (4239, 64881), (6561, 41919), (7209, 38151), (12717, 21627), (13973, 19683)]