31093215

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1381}}^1$

素因数の和:1487

約数の個数: 32

約数和(自身を含む): 53068800

約数和(自身を除く): 21975585

約数列:

[1, 3, 5, 15, 19, 57, 79, 95, 237, 285, 395, 1185, 1381, 1501, 4143, 4503, 6905, 7505, 20715, 22515, 26239, 78717, 109099, 131195, 327297, 393585, 545495, 1636485, 2072881, 6218643, 10364405, 31093215]

約数ペア:

[(1, 31093215), (3, 10364405), (5, 6218643), (15, 2072881), (19, 1636485), (57, 545495), (79, 393585), (95, 327297), (237, 131195), (285, 109099), (395, 78717), (1185, 26239), (1381, 22515), (1501, 20715), (4143, 7505), (4503, 6905)]