78854978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{14929}}^1$

素因数の和:15089

約数の個数: 16

約数和(自身を含む): 125412000

約数和(自身を除く): 46557022

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 14929, 29858, 283651, 567302, 2075131, 4150262, 39427489, 78854978]

約数ペア:

[(1, 78854978), (2, 39427489), (19, 4150262), (38, 2075131), (139, 567302), (278, 283651), (2641, 29858), (5282, 14929)]