28605528

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{18919}}^1$

素因数の和:18941

約数の個数: 64

約数和(自身を含む): 90816000

約数和(自身を除く): 62210472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 18919, 37838, 56757, 75676, 113514, 132433, 151352, 170271, 227028, 264866, 340542, 397299, 454056, 510813, 529732, 681084, 794598, 1021626, 1059464, 1191897, 1362168, 1589196, 2043252, 2383794, 3178392, 3575691, 4086504, 4767588, 7151382, 9535176, 14302764, 28605528]

約数ペア:

[(1, 28605528), (2, 14302764), (3, 9535176), (4, 7151382), (6, 4767588), (7, 4086504), (8, 3575691), (9, 3178392), (12, 2383794), (14, 2043252), (18, 1589196), (21, 1362168), (24, 1191897), (27, 1059464), (28, 1021626), (36, 794598), (42, 681084), (54, 529732), (56, 510813), (63, 454056), (72, 397299), (84, 340542), (108, 264866), (126, 227028), (168, 170271), (189, 151352), (216, 132433), (252, 113514), (378, 75676), (504, 56757), (756, 37838), (1512, 18919)]