25512813

素因数分解:

$3^6\times {\mathrm{79}}^1\times {\mathrm{443}}^1$

素因数の和:540

約数の個数: 28

約数和(自身を含む): 38823360

約数和(自身を除く): 13310547

約数列:

[1, 3, 9, 27, 79, 81, 237, 243, 443, 711, 729, 1329, 2133, 3987, 6399, 11961, 19197, 34997, 35883, 57591, 104991, 107649, 314973, 322947, 944919, 2834757, 8504271, 25512813]

約数ペア:

[(1, 25512813), (3, 8504271), (9, 2834757), (27, 944919), (79, 322947), (81, 314973), (237, 107649), (243, 104991), (443, 57591), (711, 35883), (729, 34997), (1329, 19197), (2133, 11961), (3987, 6399)]