51397556

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{42689}}^1$

素因数の和:42743

約数の個数: 24

約数和(自身を含む): 105188160

約数和(自身を除く): 53790604

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 42689, 85378, 170756, 298823, 597646, 1195292, 1835627, 3671254, 7342508, 12849389, 25698778, 51397556]

約数ペア:

[(1, 51397556), (2, 25698778), (4, 12849389), (7, 7342508), (14, 3671254), (28, 1835627), (43, 1195292), (86, 597646), (172, 298823), (301, 170756), (602, 85378), (1204, 42689)]