201163581

素因数分解:

$3^4\times {\mathrm{181}}^1\times {\mathrm{13721}}^1$

素因数の和:13914

約数の個数: 20

約数和(自身を含む): 302185884

約数和(自身を除く): 101022303

約数列:

[1, 3, 9, 27, 81, 181, 543, 1629, 4887, 13721, 14661, 41163, 123489, 370467, 1111401, 2483501, 7450503, 22351509, 67054527, 201163581]

約数ペア:

[(1, 201163581), (3, 67054527), (9, 22351509), (27, 7450503), (81, 2483501), (181, 1111401), (543, 370467), (1629, 123489), (4887, 41163), (13721, 14661)]