140312888

素因数分解:

$2^3\times {\mathrm{643}}^1\times {\mathrm{27277}}^1$

素因数の和:27926

約数の個数: 16

約数和(自身を含む): 263505480

約数和(自身を除く): 123192592

約数列:

[1, 2, 4, 8, 643, 1286, 2572, 5144, 27277, 54554, 109108, 218216, 17539111, 35078222, 70156444, 140312888]

約数ペア:

[(1, 140312888), (2, 70156444), (4, 35078222), (8, 17539111), (643, 218216), (1286, 109108), (2572, 54554), (5144, 27277)]