81021547292

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{28093463}}^1$

素因数の和:28093577

約数の個数: 24

約数和(自身を含む): 163616334336

約数和(自身を除く): 82594787044

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 28093463, 56186926, 112373852, 196654241, 393308482, 786616964, 2893626689, 5787253378, 11574506756, 20255386823, 40510773646, 81021547292]

約数ペア:

[(1, 81021547292), (2, 40510773646), (4, 20255386823), (7, 11574506756), (14, 5787253378), (28, 2893626689), (103, 786616964), (206, 393308482), (412, 196654241), (721, 112373852), (1442, 56186926), (2884, 28093463)]