137731408

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{200191}}^1$

素因数の和:200242

約数の個数: 20

約数和(自身を含む): 273061888

約数和(自身を除く): 135330480

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 200191, 400382, 800764, 1601528, 3203056, 8608213, 17216426, 34432852, 68865704, 137731408]

約数ペア:

[(1, 137731408), (2, 68865704), (4, 34432852), (8, 17216426), (16, 8608213), (43, 3203056), (86, 1601528), (172, 800764), (344, 400382), (688, 200191)]