199872063

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{709}}^1$

素因数の和:968

約数の個数: 32

約数和(自身を含む): 303652800

約数和(自身を除く): 103780737

約数列:

[1, 3, 9, 27, 53, 159, 197, 477, 591, 709, 1431, 1773, 2127, 5319, 6381, 10441, 19143, 31323, 37577, 93969, 112731, 139673, 281907, 338193, 419019, 1014579, 1257057, 3771171, 7402669, 22208007, 66624021, 199872063]

約数ペア:

[(1, 199872063), (3, 66624021), (9, 22208007), (27, 7402669), (53, 3771171), (159, 1257057), (197, 1014579), (477, 419019), (591, 338193), (709, 281907), (1431, 139673), (1773, 112731), (2127, 93969), (5319, 37577), (6381, 31323), (10441, 19143)]