149861907

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{142319}}^1$

素因数の和:142344

約数の個数: 20

約数和(自身を含む): 241090080

約数和(自身を除く): 91228173

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 142319, 426957, 1280871, 1850147, 3842613, 5550441, 11527839, 16651323, 49953969, 149861907]

約数ペア:

[(1, 149861907), (3, 49953969), (9, 16651323), (13, 11527839), (27, 5550441), (39, 3842613), (81, 1850147), (117, 1280871), (351, 426957), (1053, 142319)]