12988233

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{373}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 19428552

約数和(自身を除く): 6440319

約数列:

[1, 3, 9, 53, 73, 159, 219, 373, 477, 657, 1119, 3357, 3869, 11607, 19769, 27229, 34821, 59307, 81687, 177921, 245061, 1443137, 4329411, 12988233]

約数ペア:

[(1, 12988233), (3, 4329411), (9, 1443137), (53, 245061), (73, 177921), (159, 81687), (219, 59307), (373, 34821), (477, 27229), (657, 19769), (1119, 11607), (3357, 3869)]