26729144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{139}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 55654200

約数和(自身を除く): 28925056

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 139, 172, 278, 344, 556, 559, 1112, 1118, 1807, 1849, 2236, 3614, 3698, 4472, 5977, 7228, 7396, 11954, 14456, 14792, 23908, 24037, 47816, 48074, 77701, 96148, 155402, 192296, 257011, 310804, 514022, 621608, 1028044, 2056088, 3341143, 6682286, 13364572, 26729144]

約数ペア:

[(1, 26729144), (2, 13364572), (4, 6682286), (8, 3341143), (13, 2056088), (26, 1028044), (43, 621608), (52, 514022), (86, 310804), (104, 257011), (139, 192296), (172, 155402), (278, 96148), (344, 77701), (556, 48074), (559, 47816), (1112, 24037), (1118, 23908), (1807, 14792), (1849, 14456), (2236, 11954), (3614, 7396), (3698, 7228), (4472, 5977)]