66519778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{6577}}^1$

素因数の和:6981

約数の個数: 16

約数和(自身を含む): 107747640

約数和(自身を除く): 41227862

約数列:

[1, 2, 13, 26, 389, 778, 5057, 6577, 10114, 13154, 85501, 171002, 2558453, 5116906, 33259889, 66519778]

約数ペア:

[(1, 66519778), (2, 33259889), (13, 5116906), (26, 2558453), (389, 171002), (778, 85501), (5057, 13154), (6577, 10114)]