123790923

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{89899}}^1$

素因数の和:89928

約数の個数: 20

約数和(自身を含む): 195802200

約数和(自身を除く): 72011277

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 89899, 269697, 809091, 1528283, 2427273, 4584849, 7281819, 13754547, 41263641, 123790923]

約数ペア:

[(1, 123790923), (3, 41263641), (9, 13754547), (17, 7281819), (27, 4584849), (51, 2427273), (81, 1528283), (153, 809091), (459, 269697), (1377, 89899)]