199809969381

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{183480229}}^1$

素因数の和:183480257

約数の個数: 18

約数和(自身を含む): 317237317670

約数和(自身を除く): 117427348289

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 183480229, 550440687, 1651322061, 2018282519, 6054847557, 18164542671, 22201107709, 66603323127, 199809969381]

約数ペア:

[(1, 199809969381), (3, 66603323127), (9, 22201107709), (11, 18164542671), (33, 6054847557), (99, 2018282519), (121, 1651322061), (363, 550440687), (1089, 183480229)]