72438317

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2683}}^1$

素因数の和:2745

約数の個数: 24

約数和(自身を含む): 91792800

約数和(自身を除く): 19354483

約数列:

[1, 7, 19, 29, 49, 133, 203, 551, 931, 1421, 2683, 3857, 18781, 26999, 50977, 77807, 131467, 356839, 544649, 1478333, 2497873, 3812543, 10348331, 72438317]

約数ペア:

[(1, 72438317), (7, 10348331), (19, 3812543), (29, 2497873), (49, 1478333), (133, 544649), (203, 356839), (551, 131467), (931, 77807), (1421, 50977), (2683, 26999), (3857, 18781)]