28776993

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^2\times {\mathrm{173}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 44605248

約数和(自身を除く): 15828255

約数列:

[1, 3, 7, 21, 89, 173, 267, 519, 623, 1211, 1869, 3633, 7921, 15397, 23763, 46191, 55447, 107779, 166341, 323337, 1370333, 4110999, 9592331, 28776993]

約数ペア:

[(1, 28776993), (3, 9592331), (7, 4110999), (21, 1370333), (89, 323337), (173, 166341), (267, 107779), (519, 55447), (623, 46191), (1211, 23763), (1869, 15397), (3633, 7921)]