128979088

素因数分解:

$2^4\times 7^1\times {\mathrm{1151599}}^1$

素因数の和:1151614

約数の個数: 20

約数和(自身を含む): 285596800

約数和(自身を除く): 156617712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1151599, 2303198, 4606396, 8061193, 9212792, 16122386, 18425584, 32244772, 64489544, 128979088]

約数ペア:

[(1, 128979088), (2, 64489544), (4, 32244772), (7, 18425584), (8, 16122386), (14, 9212792), (16, 8061193), (28, 4606396), (56, 2303198), (112, 1151599)]