16569729

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 28753920

約数和(自身を除く): 12184191

約数列:

[1, 3, 9, 11, 19, 23, 33, 57, 69, 99, 171, 207, 209, 253, 383, 437, 627, 759, 1149, 1311, 1881, 2277, 3447, 3933, 4213, 4807, 7277, 8809, 12639, 14421, 21831, 26427, 37917, 43263, 65493, 79281, 80047, 96899, 167371, 240141, 290697, 502113, 720423, 872091, 1506339, 1841081, 5523243, 16569729]

約数ペア:

[(1, 16569729), (3, 5523243), (9, 1841081), (11, 1506339), (19, 872091), (23, 720423), (33, 502113), (57, 290697), (69, 240141), (99, 167371), (171, 96899), (207, 80047), (209, 79281), (253, 65493), (383, 43263), (437, 37917), (627, 26427), (759, 21831), (1149, 14421), (1311, 12639), (1881, 8809), (2277, 7277), (3447, 4807), (3933, 4213)]