28541722

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{1999}}^1$

素因数の和:2082

約数の個数: 24

約数和(自身を含む): 47880000

約数和(自身を除く): 19338278

約数列:

[1, 2, 11, 22, 59, 118, 121, 242, 649, 1298, 1999, 3998, 7139, 14278, 21989, 43978, 117941, 235882, 241879, 483758, 1297351, 2594702, 14270861, 28541722]

約数ペア:

[(1, 28541722), (2, 14270861), (11, 2594702), (22, 1297351), (59, 483758), (118, 241879), (121, 235882), (242, 117941), (649, 43978), (1298, 21989), (1999, 14278), (3998, 7139)]