25890711

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:404

約数の個数: 64

約数和(自身を含む): 48107520

約数和(自身を除く): 22216809

約数列:

[1, 3, 7, 11, 17, 19, 21, 33, 51, 57, 77, 119, 133, 187, 209, 231, 323, 347, 357, 399, 561, 627, 969, 1041, 1309, 1463, 2261, 2429, 3553, 3817, 3927, 4389, 5899, 6593, 6783, 7287, 10659, 11451, 17697, 19779, 24871, 26719, 41293, 46151, 64889, 72523, 74613, 80157, 112081, 123879, 138453, 194667, 217569, 336243, 454223, 507661, 784567, 1232891, 1362669, 1522983, 2353701, 3698673, 8630237, 25890711]

約数ペア:

[(1, 25890711), (3, 8630237), (7, 3698673), (11, 2353701), (17, 1522983), (19, 1362669), (21, 1232891), (33, 784567), (51, 507661), (57, 454223), (77, 336243), (119, 217569), (133, 194667), (187, 138453), (209, 123879), (231, 112081), (323, 80157), (347, 74613), (357, 72523), (399, 64889), (561, 46151), (627, 41293), (969, 26719), (1041, 24871), (1309, 19779), (1463, 17697), (2261, 11451), (2429, 10659), (3553, 7287), (3817, 6783), (3927, 6593), (4389, 5899)]