28259084

素因数分解:

$2^2\times 7^3\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:547

約数の個数: 48

約数和(自身を含む): 59136000

約数和(自身を除く): 30876916

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 343, 479, 602, 686, 958, 1204, 1372, 1916, 2107, 3353, 4214, 6706, 8428, 13412, 14749, 20597, 23471, 29498, 41194, 46942, 58996, 82388, 93884, 144179, 164297, 288358, 328594, 576716, 657188, 1009253, 2018506, 4037012, 7064771, 14129542, 28259084]

約数ペア:

[(1, 28259084), (2, 14129542), (4, 7064771), (7, 4037012), (14, 2018506), (28, 1009253), (43, 657188), (49, 576716), (86, 328594), (98, 288358), (172, 164297), (196, 144179), (301, 93884), (343, 82388), (479, 58996), (602, 46942), (686, 41194), (958, 29498), (1204, 23471), (1372, 20597), (1916, 14749), (2107, 13412), (3353, 8428), (4214, 6706)]