428699236

素因数分解:

$2^2\times 7^3\times {\mathrm{271}}^1\times {\mathrm{1153}}^1$

素因数の和:1449

約数の個数: 48

約数和(自身を含む): 878886400

約数和(自身を除く): 450187164

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 271, 343, 542, 686, 1084, 1153, 1372, 1897, 2306, 3794, 4612, 7588, 8071, 13279, 16142, 26558, 32284, 53116, 56497, 92953, 112994, 185906, 225988, 312463, 371812, 395479, 624926, 790958, 1249852, 1581916, 2187241, 4374482, 8748964, 15310687, 30621374, 61242748, 107174809, 214349618, 428699236]

約数ペア:

[(1, 428699236), (2, 214349618), (4, 107174809), (7, 61242748), (14, 30621374), (28, 15310687), (49, 8748964), (98, 4374482), (196, 2187241), (271, 1581916), (343, 1249852), (542, 790958), (686, 624926), (1084, 395479), (1153, 371812), (1372, 312463), (1897, 225988), (2306, 185906), (3794, 112994), (4612, 92953), (7588, 56497), (8071, 53116), (13279, 32284), (16142, 26558)]