15661548

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3271}}^1$

素因数の和:3307

約数の個数: 72

約数和(自身を含む): 47640320

約数和(自身を除く): 31978772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 3271, 4788, 6542, 9813, 13084, 19626, 22897, 29439, 39252, 45794, 58878, 62149, 68691, 91588, 117756, 124298, 137382, 186447, 206073, 248596, 274764, 372894, 412146, 435043, 559341, 745788, 824292, 870086, 1118682, 1305129, 1740172, 2237364, 2610258, 3915387, 5220516, 7830774, 15661548]

約数ペア:

[(1, 15661548), (2, 7830774), (3, 5220516), (4, 3915387), (6, 2610258), (7, 2237364), (9, 1740172), (12, 1305129), (14, 1118682), (18, 870086), (19, 824292), (21, 745788), (28, 559341), (36, 435043), (38, 412146), (42, 372894), (57, 274764), (63, 248596), (76, 206073), (84, 186447), (114, 137382), (126, 124298), (133, 117756), (171, 91588), (228, 68691), (252, 62149), (266, 58878), (342, 45794), (399, 39252), (532, 29439), (684, 22897), (798, 19626), (1197, 13084), (1596, 9813), (2394, 6542), (3271, 4788)]