28285264

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3557}}^1$

素因数の和:3643

約数の個数: 40

約数和(自身を含む): 63531648

約数和(自身を除く): 35246384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3557, 3976, 7114, 7952, 14228, 24899, 28456, 49798, 56912, 99596, 199192, 252547, 398384, 505094, 1010188, 1767829, 2020376, 3535658, 4040752, 7071316, 14142632, 28285264]

約数ペア:

[(1, 28285264), (2, 14142632), (4, 7071316), (7, 4040752), (8, 3535658), (14, 2020376), (16, 1767829), (28, 1010188), (56, 505094), (71, 398384), (112, 252547), (142, 199192), (284, 99596), (497, 56912), (568, 49798), (994, 28456), (1136, 24899), (1988, 14228), (3557, 7952), (3976, 7114)]