81038847

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{349}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 119448000

約数和(自身を除く): 38409153

約数列:

[1, 3, 17, 29, 51, 87, 157, 349, 471, 493, 1047, 1479, 2669, 4553, 5933, 8007, 10121, 13659, 17799, 30363, 54793, 77401, 164379, 172057, 232203, 516171, 931481, 1588997, 2794443, 4766991, 27012949, 81038847]

約数ペア:

[(1, 81038847), (3, 27012949), (17, 4766991), (29, 2794443), (51, 1588997), (87, 931481), (157, 516171), (349, 232203), (471, 172057), (493, 164379), (1047, 77401), (1479, 54793), (2669, 30363), (4553, 17799), (5933, 13659), (8007, 10121)]