131786271

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:453

約数の個数: 40

約数和(自身を含む): 203568464

約数和(自身を除く): 71782193

約数列:

[1, 3, 9, 27, 43, 81, 129, 157, 241, 387, 471, 723, 1161, 1413, 2169, 3483, 4239, 6507, 6751, 10363, 12717, 19521, 20253, 31089, 37837, 60759, 93267, 113511, 182277, 279801, 340533, 546831, 839403, 1021599, 1626991, 3064797, 4880973, 14642919, 43928757, 131786271]

約数ペア:

[(1, 131786271), (3, 43928757), (9, 14642919), (27, 4880973), (43, 3064797), (81, 1626991), (129, 1021599), (157, 839403), (241, 546831), (387, 340533), (471, 279801), (723, 182277), (1161, 113511), (1413, 93267), (2169, 60759), (3483, 37837), (4239, 31089), (6507, 20253), (6751, 19521), (10363, 12717)]