81289486

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{7559}}^1$

素因数の和:7863

約数の個数: 16

約数和(自身を含む): 128822400

約数和(自身を除く): 47532914

約数列:

[1, 2, 19, 38, 283, 566, 5377, 7559, 10754, 15118, 143621, 287242, 2139197, 4278394, 40644743, 81289486]

約数ペア:

[(1, 81289486), (2, 40644743), (19, 4278394), (38, 2139197), (283, 287242), (566, 143621), (5377, 15118), (7559, 10754)]