139433890

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{127921}}^1$

素因数の和:128037

約数の個数: 16

約数和(自身を含む): 253285560

約数和(自身を除く): 113851670

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 127921, 255842, 639605, 1279210, 13943389, 27886778, 69716945, 139433890]

約数ペア:

[(1, 139433890), (2, 69716945), (5, 27886778), (10, 13943389), (109, 1279210), (218, 639605), (545, 255842), (1090, 127921)]