639540384

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{951697}}^1$

素因数の和:951717

約数の個数: 48

約数和(自身を含む): 1918623168

約数和(自身を除く): 1279082784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 951697, 1903394, 2855091, 3806788, 5710182, 6661879, 7613576, 11420364, 13323758, 15227152, 19985637, 22840728, 26647516, 30454304, 39971274, 45681456, 53295032, 79942548, 91362912, 106590064, 159885096, 213180128, 319770192, 639540384]

約数ペア:

[(1, 639540384), (2, 319770192), (3, 213180128), (4, 159885096), (6, 106590064), (7, 91362912), (8, 79942548), (12, 53295032), (14, 45681456), (16, 39971274), (21, 30454304), (24, 26647516), (28, 22840728), (32, 19985637), (42, 15227152), (48, 13323758), (56, 11420364), (84, 7613576), (96, 6661879), (112, 5710182), (168, 3806788), (224, 2855091), (336, 1903394), (672, 951697)]