156845889

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:411

約数の個数: 40

約数和(自身を含む): 240373760

約数和(自身を除く): 83527871

約数列:

[1, 3, 9, 27, 79, 81, 127, 193, 237, 381, 579, 711, 1143, 1737, 2133, 3429, 5211, 6399, 10033, 10287, 15247, 15633, 24511, 30099, 45741, 73533, 90297, 137223, 220599, 270891, 411669, 661797, 812673, 1235007, 1936369, 1985391, 5809107, 17427321, 52281963, 156845889]

約数ペア:

[(1, 156845889), (3, 52281963), (9, 17427321), (27, 5809107), (79, 1985391), (81, 1936369), (127, 1235007), (193, 812673), (237, 661797), (381, 411669), (579, 270891), (711, 220599), (1143, 137223), (1737, 90297), (2133, 73533), (3429, 45741), (5211, 30099), (6399, 24511), (10033, 15633), (10287, 15247)]