2019929121

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{719}}^1\times {\mathrm{2347}}^1$

素因数の和:3098

約数の個数: 48

約数和(自身を含む): 3516364800

約数和(自身を除く): 1496435679

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 719, 1197, 2157, 2347, 5033, 6471, 7041, 13661, 15099, 16429, 21123, 40983, 44593, 45297, 49287, 95627, 122949, 133779, 147861, 286881, 312151, 401337, 860643, 936453, 1687493, 2809359, 5062479, 11812451, 15187437, 32062367, 35437353, 96187101, 106312059, 224436569, 288561303, 673309707, 2019929121]

約数ペア:

[(1, 2019929121), (3, 673309707), (7, 288561303), (9, 224436569), (19, 106312059), (21, 96187101), (57, 35437353), (63, 32062367), (133, 15187437), (171, 11812451), (399, 5062479), (719, 2809359), (1197, 1687493), (2157, 936453), (2347, 860643), (5033, 401337), (6471, 312151), (7041, 286881), (13661, 147861), (15099, 133779), (16429, 122949), (21123, 95627), (40983, 49287), (44593, 45297)]