28538751

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{751}}^1$

素因数の和:1046

約数の個数: 16

約数和(自身を含む): 38983680

約数和(自身を除く): 10444929

約数列:

[1, 3, 53, 159, 239, 717, 751, 2253, 12667, 38001, 39803, 119409, 179489, 538467, 9512917, 28538751]

約数ペア:

[(1, 28538751), (3, 9512917), (53, 538467), (159, 179489), (239, 119409), (717, 39803), (751, 38001), (2253, 12667)]