56679921

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{1367}}^1$

素因数の和:1661

約数の個数: 24

約数和(自身を含む): 87070464

約数和(自身を除く): 30390543

約数列:

[1, 3, 9, 17, 51, 153, 271, 813, 1367, 2439, 4101, 4607, 12303, 13821, 23239, 41463, 69717, 209151, 370457, 1111371, 3334113, 6297769, 18893307, 56679921]

約数ペア:

[(1, 56679921), (3, 18893307), (9, 6297769), (17, 3334113), (51, 1111371), (153, 370457), (271, 209151), (813, 69717), (1367, 41463), (2439, 23239), (4101, 13821), (4607, 12303)]