2485791

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 4762368

約数和(自身を除く): 2276577

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 153, 187, 211, 231, 357, 561, 633, 693, 1071, 1309, 1477, 1683, 1899, 2321, 3587, 3927, 4431, 6963, 10761, 11781, 13293, 16247, 20889, 25109, 32283, 39457, 48741, 75327, 118371, 146223, 225981, 276199, 355113, 828597, 2485791]

約数ペア:

[(1, 2485791), (3, 828597), (7, 355113), (9, 276199), (11, 225981), (17, 146223), (21, 118371), (33, 75327), (51, 48741), (63, 39457), (77, 32283), (99, 25109), (119, 20889), (153, 16247), (187, 13293), (211, 11781), (231, 10761), (357, 6963), (561, 4431), (633, 3927), (693, 3587), (1071, 2321), (1309, 1899), (1477, 1683)]