81906891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{130633}}^1$

素因数の和:130666

約数の個数: 16

約数和(自身を含む): 125408640

約数和(自身を除く): 43501749

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 130633, 391899, 1436963, 2482027, 4310889, 7446081, 27302297, 81906891]

約数ペア:

[(1, 81906891), (3, 27302297), (11, 7446081), (19, 4310889), (33, 2482027), (57, 1436963), (209, 391899), (627, 130633)]