1242540081

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:412

約数の個数: 80

約数和(自身を含む): 2042371584

約数和(自身を除く): 799831503

約数列:

[1, 3, 9, 17, 27, 47, 51, 73, 81, 141, 153, 219, 263, 423, 459, 657, 789, 799, 1241, 1269, 1377, 1971, 2367, 2397, 3431, 3723, 3807, 4471, 5913, 7101, 7191, 10293, 11169, 12361, 13413, 19199, 21303, 21573, 30879, 33507, 37083, 40239, 57597, 58327, 64719, 92637, 100521, 111249, 120717, 172791, 174981, 210137, 277911, 326383, 333747, 362151, 518373, 524943, 630411, 902353, 979149, 1001241, 1555119, 1574829, 1891233, 2707059, 2937447, 4724487, 5673699, 8121177, 8812341, 15340001, 17021097, 24363531, 26437023, 46020003, 73090593, 138060009, 414180027, 1242540081]

約数ペア:

[(1, 1242540081), (3, 414180027), (9, 138060009), (17, 73090593), (27, 46020003), (47, 26437023), (51, 24363531), (73, 17021097), (81, 15340001), (141, 8812341), (153, 8121177), (219, 5673699), (263, 4724487), (423, 2937447), (459, 2707059), (657, 1891233), (789, 1574829), (799, 1555119), (1241, 1001241), (1269, 979149), (1377, 902353), (1971, 630411), (2367, 524943), (2397, 518373), (3431, 362151), (3723, 333747), (3807, 326383), (4471, 277911), (5913, 210137), (7101, 174981), (7191, 172791), (10293, 120717), (11169, 111249), (12361, 100521), (13413, 92637), (19199, 64719), (21303, 58327), (21573, 57597), (30879, 40239), (33507, 37083)]