28198674

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1373}}^1$

素因数の和:1551

約数の個数: 48

約数和(自身を含む): 70304832

約数和(自身を除く): 42106158

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 163, 326, 489, 978, 1141, 1373, 1467, 2282, 2746, 2934, 3423, 4119, 6846, 8238, 9611, 10269, 12357, 19222, 20538, 24714, 28833, 57666, 86499, 172998, 223799, 447598, 671397, 1342794, 1566593, 2014191, 3133186, 4028382, 4699779, 9399558, 14099337, 28198674]

約数ペア:

[(1, 28198674), (2, 14099337), (3, 9399558), (6, 4699779), (7, 4028382), (9, 3133186), (14, 2014191), (18, 1566593), (21, 1342794), (42, 671397), (63, 447598), (126, 223799), (163, 172998), (326, 86499), (489, 57666), (978, 28833), (1141, 24714), (1373, 20538), (1467, 19222), (2282, 12357), (2746, 10269), (2934, 9611), (3423, 8238), (4119, 6846)]