28615911

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{3631}}^1$

素因数の和:3742

約数の個数: 16

約数和(自身を含む): 39748608

約数和(自身を除く): 11132697

約数列:

[1, 3, 37, 71, 111, 213, 2627, 3631, 7881, 10893, 134347, 257801, 403041, 773403, 9538637, 28615911]

約数ペア:

[(1, 28615911), (3, 9538637), (37, 773403), (71, 403041), (111, 257801), (213, 134347), (2627, 10893), (3631, 7881)]