81561262

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{45667}}^1$

素因数の和:45735

約数の個数: 16

約数和(自身を含む): 131523840

約数和(自身を除く): 49962578

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 45667, 91334, 867673, 1735346, 2146349, 4292698, 40780631, 81561262]

約数ペア:

[(1, 81561262), (2, 40780631), (19, 4292698), (38, 2146349), (47, 1735346), (94, 867673), (893, 91334), (1786, 45667)]