78278473

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{5479}}^1$

素因数の和:5656

約数の個数: 16

約数和(自身を含む): 96974080

約数和(自身を除く): 18695607

約数列:

[1, 7, 13, 91, 157, 1099, 2041, 5479, 14287, 38353, 71227, 498589, 860203, 6021421, 11182639, 78278473]

約数ペア:

[(1, 78278473), (7, 11182639), (13, 6021421), (91, 860203), (157, 498589), (1099, 71227), (2041, 38353), (5479, 14287)]