128665418

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{540611}}^1$

素因数の和:540637

約数の個数: 16

約数和(自身を含む): 233544384

約数和(自身を除く): 104878966

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 540611, 1081222, 3784277, 7568554, 9190387, 18380774, 64332709, 128665418]

約数ペア:

[(1, 128665418), (2, 64332709), (7, 18380774), (14, 9190387), (17, 7568554), (34, 3784277), (119, 1081222), (238, 540611)]