156921543

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1373}}^1$

素因数の和:1485

約数の個数: 40

約数和(自身を含む): 251376048

約数和(自身を除く): 94454505

約数列:

[1, 3, 9, 17, 27, 51, 81, 83, 153, 249, 459, 747, 1373, 1377, 1411, 2241, 4119, 4233, 6723, 12357, 12699, 23341, 37071, 38097, 70023, 111213, 113959, 114291, 210069, 341877, 630207, 1025631, 1890621, 1937303, 3076893, 5811909, 9230679, 17435727, 52307181, 156921543]

約数ペア:

[(1, 156921543), (3, 52307181), (9, 17435727), (17, 9230679), (27, 5811909), (51, 3076893), (81, 1937303), (83, 1890621), (153, 1025631), (249, 630207), (459, 341877), (747, 210069), (1373, 114291), (1377, 113959), (1411, 111213), (2241, 70023), (4119, 38097), (4233, 37071), (6723, 23341), (12357, 12699)]