12972669

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 17694720

約数和(自身を除く): 4722051

約数列:

[1, 3, 79, 127, 237, 381, 431, 1293, 10033, 30099, 34049, 54737, 102147, 164211, 4324223, 12972669]

約数ペア:

[(1, 12972669), (3, 4324223), (79, 164211), (127, 102147), (237, 54737), (381, 34049), (431, 30099), (1293, 10033)]