1540894671

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{821}}^1$

素因数の和:926

約数の個数: 80

約数和(自身を含む): 2578055040

約数和(自身を除く): 1037160369

約数列:

[1, 3, 9, 17, 27, 29, 47, 51, 81, 87, 141, 153, 261, 423, 459, 493, 783, 799, 821, 1269, 1363, 1377, 1479, 2349, 2397, 2463, 3807, 4089, 4437, 7191, 7389, 12267, 13311, 13957, 21573, 22167, 23171, 23809, 36801, 38587, 39933, 41871, 64719, 66501, 69513, 71427, 110403, 115761, 125613, 208539, 214281, 347283, 376839, 404753, 625617, 642843, 655979, 1041849, 1119023, 1130517, 1214259, 1876851, 1928529, 1967937, 3125547, 3357069, 3642777, 5903811, 10071207, 10928331, 17711433, 19023391, 30213621, 32784993, 53134299, 57070173, 90640863, 171210519, 513631557, 1540894671]

約数ペア:

[(1, 1540894671), (3, 513631557), (9, 171210519), (17, 90640863), (27, 57070173), (29, 53134299), (47, 32784993), (51, 30213621), (81, 19023391), (87, 17711433), (141, 10928331), (153, 10071207), (261, 5903811), (423, 3642777), (459, 3357069), (493, 3125547), (783, 1967937), (799, 1928529), (821, 1876851), (1269, 1214259), (1363, 1130517), (1377, 1119023), (1479, 1041849), (2349, 655979), (2397, 642843), (2463, 625617), (3807, 404753), (4089, 376839), (4437, 347283), (7191, 214281), (7389, 208539), (12267, 125613), (13311, 115761), (13957, 110403), (21573, 71427), (22167, 69513), (23171, 66501), (23809, 64719), (36801, 41871), (38587, 39933)]