40201923

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 57691440

約数和(自身を除く): 17489517

約数列:

[1, 3, 17, 51, 89, 267, 289, 521, 867, 1513, 1563, 4539, 8857, 25721, 26571, 46369, 77163, 139107, 150569, 451707, 788273, 2364819, 13400641, 40201923]

約数ペア:

[(1, 40201923), (3, 13400641), (17, 2364819), (51, 788273), (89, 451707), (267, 150569), (289, 139107), (521, 77163), (867, 46369), (1513, 26571), (1563, 25721), (4539, 8857)]