86721681

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 125452800

約数和(自身を除く): 38731119

約数列:

[1, 3, 19, 57, 59, 107, 177, 241, 321, 723, 1121, 2033, 3363, 4579, 6099, 6313, 13737, 14219, 18939, 25787, 42657, 77361, 119947, 270161, 359841, 489953, 810483, 1469859, 1521433, 4564299, 28907227, 86721681]

約数ペア:

[(1, 86721681), (3, 28907227), (19, 4564299), (57, 1521433), (59, 1469859), (107, 810483), (177, 489953), (241, 359841), (321, 270161), (723, 119947), (1121, 77361), (2033, 42657), (3363, 25787), (4579, 18939), (6099, 14219), (6313, 13737)]