28611982

素因数分解:

$2^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{1039}}^1$

素因数の和:1336

約数の個数: 24

約数和(自身を含む): 50150880

約数和(自身を除く): 21538898

約数列:

[1, 2, 7, 14, 49, 98, 281, 562, 1039, 1967, 2078, 3934, 7273, 13769, 14546, 27538, 50911, 101822, 291959, 583918, 2043713, 4087426, 14305991, 28611982]

約数ペア:

[(1, 28611982), (2, 14305991), (7, 4087426), (14, 2043713), (49, 583918), (98, 291959), (281, 101822), (562, 50911), (1039, 27538), (1967, 14546), (2078, 13769), (3934, 7273)]