1256004

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:400

約数の個数: 36

約数和(自身を含む): 3210480

約数和(自身を除く): 1954476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 251, 278, 417, 502, 556, 753, 834, 1004, 1251, 1506, 1668, 2259, 2502, 3012, 4518, 5004, 9036, 34889, 69778, 104667, 139556, 209334, 314001, 418668, 628002, 1256004]

約数ペア:

[(1, 1256004), (2, 628002), (3, 418668), (4, 314001), (6, 209334), (9, 139556), (12, 104667), (18, 69778), (36, 34889), (139, 9036), (251, 5004), (278, 4518), (417, 3012), (502, 2502), (556, 2259), (753, 1668), (834, 1506), (1004, 1251)]