78009939

素因数分解:

$3^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2161}}^1$

素因数の和:2368

約数の個数: 32

約数和(自身を含む): 132833280

約数和(自身を除く): 54823341

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 191, 573, 1337, 1719, 2161, 4011, 5157, 6483, 12033, 15127, 19449, 36099, 45381, 58347, 136143, 408429, 412751, 1238253, 2889257, 3714759, 8667771, 11144277, 26003313, 78009939]

約数ペア:

[(1, 78009939), (3, 26003313), (7, 11144277), (9, 8667771), (21, 3714759), (27, 2889257), (63, 1238253), (189, 412751), (191, 408429), (573, 136143), (1337, 58347), (1719, 45381), (2161, 36099), (4011, 19449), (5157, 15127), (6483, 12033)]