128897104

素因数分解:

$2^4\times 7^1\times {\mathrm{1150867}}^1$

素因数の和:1150882

約数の個数: 20

約数和(自身を含む): 285415264

約数和(自身を除く): 156518160

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1150867, 2301734, 4603468, 8056069, 9206936, 16112138, 18413872, 32224276, 64448552, 128897104]

約数ペア:

[(1, 128897104), (2, 64448552), (4, 32224276), (7, 18413872), (8, 16112138), (14, 9206936), (16, 8056069), (28, 4603468), (56, 2301734), (112, 1150867)]