78438039

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 111628800

約数和(自身を除く): 33190761

約数列:

[1, 3, 37, 53, 67, 111, 159, 199, 201, 597, 1961, 2479, 3551, 5883, 7363, 7437, 10547, 10653, 13333, 22089, 31641, 39999, 131387, 390239, 394161, 493321, 706649, 1170717, 1479963, 2119947, 26146013, 78438039]

約数ペア:

[(1, 78438039), (3, 26146013), (37, 2119947), (53, 1479963), (67, 1170717), (111, 706649), (159, 493321), (199, 394161), (201, 390239), (597, 131387), (1961, 39999), (2479, 31641), (3551, 22089), (5883, 13333), (7363, 10653), (7437, 10547)]