78679779

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 114428160

約数和(自身を除く): 35748381

約数列:

[1, 3, 19, 41, 57, 123, 131, 257, 393, 771, 779, 2337, 2489, 4883, 5371, 7467, 10537, 14649, 16113, 31611, 33667, 101001, 102049, 200203, 306147, 600609, 639673, 1380347, 1919019, 4141041, 26226593, 78679779]

約数ペア:

[(1, 78679779), (3, 26226593), (19, 4141041), (41, 1919019), (57, 1380347), (123, 639673), (131, 600609), (257, 306147), (393, 200203), (771, 102049), (779, 101001), (2337, 33667), (2489, 31611), (4883, 16113), (5371, 14649), (7467, 10537)]