15721898013

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{9545779}}^1$

素因数の和:9545849

約数の個数: 16

約数和(自身を含む): 23673534400

約数和(自身を除く): 7951636387

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 9545779, 28637337, 85912011, 257736033, 582292519, 1746877557, 5240632671, 15721898013]

約数ペア:

[(1, 15721898013), (3, 5240632671), (9, 1746877557), (27, 582292519), (61, 257736033), (183, 85912011), (549, 28637337), (1647, 9545779)]