868748391

素因数分解:

$3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:445

約数の個数: 72

約数和(自身を含む): 1500791760

約数和(自身を除く): 632043369

約数列:

[1, 3, 7, 9, 21, 49, 59, 63, 147, 173, 177, 193, 413, 441, 519, 531, 579, 1211, 1239, 1351, 1557, 1737, 2891, 3633, 3717, 4053, 8477, 8673, 9457, 10207, 10899, 11387, 12159, 25431, 26019, 28371, 30621, 33389, 34161, 71449, 76293, 79709, 85113, 91863, 100167, 102483, 214347, 233723, 239127, 300501, 500143, 557963, 643041, 701169, 717381, 1500429, 1636061, 1673889, 1969951, 2103507, 4501287, 4908183, 5021667, 5909853, 13789657, 14724549, 17729559, 41368971, 96527599, 124106913, 289582797, 868748391]

約数ペア:

[(1, 868748391), (3, 289582797), (7, 124106913), (9, 96527599), (21, 41368971), (49, 17729559), (59, 14724549), (63, 13789657), (147, 5909853), (173, 5021667), (177, 4908183), (193, 4501287), (413, 2103507), (441, 1969951), (519, 1673889), (531, 1636061), (579, 1500429), (1211, 717381), (1239, 701169), (1351, 643041), (1557, 557963), (1737, 500143), (2891, 300501), (3633, 239127), (3717, 233723), (4053, 214347), (8477, 102483), (8673, 100167), (9457, 91863), (10207, 85113), (10899, 79709), (11387, 76293), (12159, 71449), (25431, 34161), (26019, 33389), (28371, 30621)]