40212939

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 61737984

約数和(自身を除く): 21525045

約数列:

[1, 3, 13, 17, 39, 51, 131, 221, 393, 463, 663, 1389, 1703, 2227, 5109, 6019, 6681, 7871, 18057, 23613, 28951, 60653, 86853, 102323, 181959, 306969, 788489, 1031101, 2365467, 3093303, 13404313, 40212939]

約数ペア:

[(1, 40212939), (3, 13404313), (13, 3093303), (17, 2365467), (39, 1031101), (51, 788489), (131, 306969), (221, 181959), (393, 102323), (463, 86853), (663, 60653), (1389, 28951), (1703, 23613), (2227, 18057), (5109, 7871), (6019, 6681)]