77978866

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{129533}}^1$

素因数の和:129585

約数の個数: 16

約数和(自身を含む): 136787904

約数和(自身を除く): 58809038

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 129533, 259066, 906731, 1813462, 5569919, 11139838, 38989433, 77978866]

約数ペア:

[(1, 77978866), (2, 38989433), (7, 11139838), (14, 5569919), (43, 1813462), (86, 906731), (301, 259066), (602, 129533)]