81608564

素因数分解:

$2^2\times {\mathrm{59}}^2\times {\mathrm{5861}}^1$

素因数の和:5983

約数の個数: 18

約数和(自身を含む): 145301394

約数和(自身を除く): 63692830

約数列:

[1, 2, 4, 59, 118, 236, 3481, 5861, 6962, 11722, 13924, 23444, 345799, 691598, 1383196, 20402141, 40804282, 81608564]

約数ペア:

[(1, 81608564), (2, 40804282), (4, 20402141), (59, 1383196), (118, 691598), (236, 345799), (3481, 23444), (5861, 13924), (6962, 11722)]