28538734

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{28711}}^1$

素因数の和:28791

約数の個数: 16

約数和(自身を含む): 49614336

約数和(自身を除く): 21075602

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 28711, 57422, 200977, 401954, 2038481, 4076962, 14269367, 28538734]

約数ペア:

[(1, 28538734), (2, 14269367), (7, 4076962), (14, 2038481), (71, 401954), (142, 200977), (497, 57422), (994, 28711)]