28749746

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{691}}^1$

素因数の和:1057

約数の個数: 16

約数和(自身を含む): 43944768

約数和(自身を除く): 15195022

約数列:

[1, 2, 71, 142, 293, 586, 691, 1382, 20803, 41606, 49061, 98122, 202463, 404926, 14374873, 28749746]

約数ペア:

[(1, 28749746), (2, 14374873), (71, 404926), (142, 202463), (293, 98122), (586, 49061), (691, 41606), (1382, 20803)]