79145678

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{9871}}^1$

素因数の和:10103

約数の個数: 16

約数和(自身を含む): 125571840

約数和(自身を除く): 46426162

約数列:

[1, 2, 19, 38, 211, 422, 4009, 8018, 9871, 19742, 187549, 375098, 2082781, 4165562, 39572839, 79145678]

約数ペア:

[(1, 79145678), (2, 39572839), (19, 4165562), (38, 2082781), (211, 375098), (422, 187549), (4009, 19742), (8018, 9871)]