12971286

素因数分解:

$2^1\times 3^3\times {\mathrm{240209}}^1$

素因数の和:240220

約数の個数: 16

約数和(自身を含む): 28825200

約数和(自身を除く): 15853914

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 240209, 480418, 720627, 1441254, 2161881, 4323762, 6485643, 12971286]

約数ペア:

[(1, 12971286), (2, 6485643), (3, 4323762), (6, 2161881), (9, 1441254), (18, 720627), (27, 480418), (54, 240209)]