13212051

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 19379712

約数和(自身を除く): 6167661

約数列:

[1, 3, 23, 43, 61, 69, 73, 129, 183, 219, 989, 1403, 1679, 2623, 2967, 3139, 4209, 4453, 5037, 7869, 9417, 13359, 60329, 72197, 102419, 180987, 191479, 216591, 307257, 574437, 4404017, 13212051]

約数ペア:

[(1, 13212051), (3, 4404017), (23, 574437), (43, 307257), (61, 216591), (69, 191479), (73, 180987), (129, 102419), (183, 72197), (219, 60329), (989, 13359), (1403, 9417), (1679, 7869), (2623, 5037), (2967, 4453), (3139, 4209)]