12399561

素因数分解:

$3^6\times {\mathrm{73}}^1\times {\mathrm{233}}^1$

素因数の和:324

約数の個数: 28

約数和(自身を含む): 18926388

約数和(自身を除く): 6526827

約数列:

[1, 3, 9, 27, 73, 81, 219, 233, 243, 657, 699, 729, 1971, 2097, 5913, 6291, 17009, 17739, 18873, 51027, 53217, 56619, 153081, 169857, 459243, 1377729, 4133187, 12399561]

約数ペア:

[(1, 12399561), (3, 4133187), (9, 1377729), (27, 459243), (73, 169857), (81, 153081), (219, 56619), (233, 53217), (243, 51027), (657, 18873), (699, 17739), (729, 17009), (1971, 6291), (2097, 5913)]