28873712

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3631}}^1$

素因数の和:3717

約数の個数: 40

約数和(自身を含む): 64852992

約数和(自身を除く): 35979280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3631, 3976, 7262, 7952, 14524, 25417, 29048, 50834, 58096, 101668, 203336, 257801, 406672, 515602, 1031204, 1804607, 2062408, 3609214, 4124816, 7218428, 14436856, 28873712]

約数ペア:

[(1, 28873712), (2, 14436856), (4, 7218428), (7, 4124816), (8, 3609214), (14, 2062408), (16, 1804607), (28, 1031204), (56, 515602), (71, 406672), (112, 257801), (142, 203336), (284, 101668), (497, 58096), (568, 50834), (994, 29048), (1136, 25417), (1988, 14524), (3631, 7952), (3976, 7262)]