26987211

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{7669}}^1$

素因数の和:7715

約数の個数: 24

約数和(自身を含む): 43074720

約数和(自身を除く): 16087509

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 7669, 23007, 69021, 130373, 176387, 391119, 529161, 1173357, 1587483, 2998579, 8995737, 26987211]

約数ペア:

[(1, 26987211), (3, 8995737), (9, 2998579), (17, 1587483), (23, 1173357), (51, 529161), (69, 391119), (153, 176387), (207, 130373), (391, 69021), (1173, 23007), (3519, 7669)]