128587356

素因数分解:

$2^2\times 3^2\times {\mathrm{3571871}}^1$

素因数の和:3571881

約数の個数: 18

約数和(自身を含む): 325040352

約数和(自身を除く): 196452996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 3571871, 7143742, 10715613, 14287484, 21431226, 32146839, 42862452, 64293678, 128587356]

約数ペア:

[(1, 128587356), (2, 64293678), (3, 42862452), (4, 32146839), (6, 21431226), (9, 14287484), (12, 10715613), (18, 7143742), (36, 3571871)]