209895084

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{277639}}^1$

素因数の和:277659

約数の個数: 48

約数和(自身を含む): 621913600

約数和(自身を除く): 412018516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 277639, 555278, 832917, 1110556, 1665834, 1943473, 2498751, 3331668, 3886946, 4997502, 5830419, 7496253, 7773892, 9995004, 11660838, 14992506, 17491257, 23321676, 29985012, 34982514, 52473771, 69965028, 104947542, 209895084]

約数ペア:

[(1, 209895084), (2, 104947542), (3, 69965028), (4, 52473771), (6, 34982514), (7, 29985012), (9, 23321676), (12, 17491257), (14, 14992506), (18, 11660838), (21, 9995004), (27, 7773892), (28, 7496253), (36, 5830419), (42, 4997502), (54, 3886946), (63, 3331668), (84, 2498751), (108, 1943473), (126, 1665834), (189, 1110556), (252, 832917), (378, 555278), (756, 277639)]