195667569

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{142097}}^1$

素因数の和:142126

約数の個数: 20

約数和(自身を含む): 309489444

約数和(自身を除く): 113821875

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 142097, 426291, 1278873, 2415649, 3836619, 7246947, 11509857, 21740841, 65222523, 195667569]

約数ペア:

[(1, 195667569), (3, 65222523), (9, 21740841), (17, 11509857), (27, 7246947), (51, 3836619), (81, 2415649), (153, 1278873), (459, 426291), (1377, 142097)]