28669658

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{1999}}^1$

素因数の和:2173

約数の個数: 16

約数和(自身を含む): 44064000

約数和(自身を除く): 15394342

約数列:

[1, 2, 71, 101, 142, 202, 1999, 3998, 7171, 14342, 141929, 201899, 283858, 403798, 14334829, 28669658]

約数ペア:

[(1, 28669658), (2, 14334829), (71, 403798), (101, 283858), (142, 201899), (202, 141929), (1999, 14342), (3998, 7171)]