27619389

素因数分解:

$3^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 48672000

約数和(自身を除く): 21052611

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 343, 389, 441, 483, 1029, 1127, 1167, 1449, 2723, 3087, 3381, 3501, 7889, 8169, 8947, 10143, 19061, 23667, 24507, 26841, 57183, 62629, 71001, 80523, 133427, 171549, 187887, 400281, 438403, 563661, 1200843, 1315209, 3068821, 3945627, 9206463, 27619389]

約数ペア:

[(1, 27619389), (3, 9206463), (7, 3945627), (9, 3068821), (21, 1315209), (23, 1200843), (49, 563661), (63, 438403), (69, 400281), (147, 187887), (161, 171549), (207, 133427), (343, 80523), (389, 71001), (441, 62629), (483, 57183), (1029, 26841), (1127, 24507), (1167, 23667), (1449, 19061), (2723, 10143), (3087, 8947), (3381, 8169), (3501, 7889)]