2813216

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:697

約数の個数: 48

約数和(自身を含む): 6672960

約数和(自身を除く): 3859744

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 661, 1064, 1322, 2128, 2644, 4256, 4627, 5288, 9254, 10576, 12559, 18508, 21152, 25118, 37016, 50236, 74032, 87913, 100472, 148064, 175826, 200944, 351652, 401888, 703304, 1406608, 2813216]

約数ペア:

[(1, 2813216), (2, 1406608), (4, 703304), (7, 401888), (8, 351652), (14, 200944), (16, 175826), (19, 148064), (28, 100472), (32, 87913), (38, 74032), (56, 50236), (76, 37016), (112, 25118), (133, 21152), (152, 18508), (224, 12559), (266, 10576), (304, 9254), (532, 5288), (608, 4627), (661, 4256), (1064, 2644), (1322, 2128)]