7977891

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2089}}^1$

素因数の和:2178

約数の個数: 16

約数和(自身を含む): 11369600

約数和(自身を除く): 3391709

約数列:

[1, 3, 19, 57, 67, 201, 1273, 2089, 3819, 6267, 39691, 119073, 139963, 419889, 2659297, 7977891]

約数ペア:

[(1, 7977891), (3, 2659297), (19, 419889), (57, 139963), (67, 119073), (201, 39691), (1273, 6267), (2089, 3819)]