128247111

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{43577}}^1$

素因数の和:43695

約数の個数: 16

約数和(自身を含む): 191743200

約数和(自身を除く): 63496089

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 43577, 130731, 392193, 1176579, 4749893, 14249679, 42749037, 128247111]

約数ペア:

[(1, 128247111), (3, 42749037), (9, 14249679), (27, 4749893), (109, 1176579), (327, 392193), (981, 130731), (2943, 43577)]