78947678

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1\times {\mathrm{677}}^1$

素因数の和:1171

約数の個数: 16

約数和(自身を含む): 119599200

約数和(自身を除く): 40651522

約数列:

[1, 2, 199, 293, 398, 586, 677, 1354, 58307, 116614, 134723, 198361, 269446, 396722, 39473839, 78947678]

約数ペア:

[(1, 78947678), (2, 39473839), (199, 396722), (293, 269446), (398, 198361), (586, 134723), (677, 116614), (1354, 58307)]