3991288

素因数分解:

$2^3\times 7^1\times {\mathrm{263}}^1\times {\mathrm{271}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 8616960

約数和(自身を除く): 4625672

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 263, 271, 526, 542, 1052, 1084, 1841, 1897, 2104, 2168, 3682, 3794, 7364, 7588, 14728, 15176, 71273, 142546, 285092, 498911, 570184, 997822, 1995644, 3991288]

約数ペア:

[(1, 3991288), (2, 1995644), (4, 997822), (7, 570184), (8, 498911), (14, 285092), (28, 142546), (56, 71273), (263, 15176), (271, 14728), (526, 7588), (542, 7364), (1052, 3794), (1084, 3682), (1841, 2168), (1897, 2104)]