28942641

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{35339}}^1$

素因数の和:35365

約数の個数: 24

約数和(自身を含む): 51455040

約数和(自身を除く): 22512399

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 35339, 106017, 247373, 318051, 459407, 742119, 1378221, 2226357, 3215849, 4134663, 9647547, 28942641]

約数ペア:

[(1, 28942641), (3, 9647547), (7, 4134663), (9, 3215849), (13, 2226357), (21, 1378221), (39, 742119), (63, 459407), (91, 318051), (117, 247373), (273, 106017), (819, 35339)]