81291106

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{66523}}^1$

素因数の和:66585

約数の個数: 16

約数和(自身を含む): 134112384

約数和(自身を除く): 52821278

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 66523, 133046, 864799, 1729598, 3126581, 6253162, 40645553, 81291106]

約数ペア:

[(1, 81291106), (2, 40645553), (13, 6253162), (26, 3126581), (47, 1729598), (94, 864799), (611, 133046), (1222, 66523)]