157230423

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{11717}}^1$

素因数の和:11804

約数の個数: 32

約数和(自身を含む): 269982720

約数和(自身を除く): 112752297

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1917, 4473, 11717, 13419, 35151, 82019, 105453, 246057, 316359, 738171, 831907, 2214513, 2495721, 5823349, 7487163, 17470047, 22461489, 52410141, 157230423]

約数ペア:

[(1, 157230423), (3, 52410141), (7, 22461489), (9, 17470047), (21, 7487163), (27, 5823349), (63, 2495721), (71, 2214513), (189, 831907), (213, 738171), (497, 316359), (639, 246057), (1491, 105453), (1917, 82019), (4473, 35151), (11717, 13419)]