389057109

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{307}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 624431808

約数和(自身を除く): 235374699

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 233, 259, 307, 699, 777, 921, 1631, 1813, 2149, 4893, 5439, 6447, 8621, 11359, 11417, 15043, 25863, 34077, 34251, 45129, 60347, 71531, 79513, 181041, 214593, 238539, 422429, 500717, 556591, 1267287, 1502151, 1669773, 2646647, 3505019, 7939941, 10515057, 18526529, 55579587, 129685703, 389057109]

約数ペア:

[(1, 389057109), (3, 129685703), (7, 55579587), (21, 18526529), (37, 10515057), (49, 7939941), (111, 3505019), (147, 2646647), (233, 1669773), (259, 1502151), (307, 1267287), (699, 556591), (777, 500717), (921, 422429), (1631, 238539), (1813, 214593), (2149, 181041), (4893, 79513), (5439, 71531), (6447, 60347), (8621, 45129), (11359, 34251), (11417, 34077), (15043, 25863)]