81229054

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{19841}}^1$

素因数の和:19955

約数の個数: 16

約数和(自身を含む): 128576160

約数和(自身を除く): 47347106

約数列:

[1, 2, 23, 46, 89, 178, 2047, 4094, 19841, 39682, 456343, 912686, 1765849, 3531698, 40614527, 81229054]

約数ペア:

[(1, 81229054), (2, 40614527), (23, 3531698), (46, 1765849), (89, 912686), (178, 456343), (2047, 39682), (4094, 19841)]