12778869

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:201

約数の個数: 32

約数和(自身を含む): 18754560

約数和(自身を除く): 5975691

約数列:

[1, 3, 23, 43, 59, 69, 73, 129, 177, 219, 989, 1357, 1679, 2537, 2967, 3139, 4071, 4307, 5037, 7611, 9417, 12921, 58351, 72197, 99061, 175053, 185201, 216591, 297183, 555603, 4259623, 12778869]

約数ペア:

[(1, 12778869), (3, 4259623), (23, 555603), (43, 297183), (59, 216591), (69, 185201), (73, 175053), (129, 99061), (177, 72197), (219, 58351), (989, 12921), (1357, 9417), (1679, 7611), (2537, 5037), (2967, 4307), (3139, 4071)]