447650056

素因数分解:

$2^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:722

約数の個数: 64

約数和(自身を含む): 975744000

約数和(自身を除く): 528093944

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 131, 139, 262, 278, 439, 524, 556, 878, 917, 973, 1048, 1112, 1756, 1834, 1946, 3073, 3512, 3668, 3892, 6146, 7336, 7784, 12292, 18209, 24584, 36418, 57509, 61021, 72836, 115018, 122042, 127463, 145672, 230036, 244084, 254926, 402563, 427147, 460072, 488168, 509852, 805126, 854294, 1019704, 1610252, 1708588, 3220504, 3417176, 7993751, 15987502, 31975004, 55956257, 63950008, 111912514, 223825028, 447650056]

約数ペア:

[(1, 447650056), (2, 223825028), (4, 111912514), (7, 63950008), (8, 55956257), (14, 31975004), (28, 15987502), (56, 7993751), (131, 3417176), (139, 3220504), (262, 1708588), (278, 1610252), (439, 1019704), (524, 854294), (556, 805126), (878, 509852), (917, 488168), (973, 460072), (1048, 427147), (1112, 402563), (1756, 254926), (1834, 244084), (1946, 230036), (3073, 145672), (3512, 127463), (3668, 122042), (3892, 115018), (6146, 72836), (7336, 61021), (7784, 57509), (12292, 36418), (18209, 24584)]