20122079967

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:474

約数の個数: 128

約数和(自身を含む): 34239283200

約数和(自身を除く): 14117203233

約数列:

[1, 3, 9, 11, 27, 33, 47, 71, 79, 99, 141, 213, 237, 257, 297, 423, 517, 639, 711, 771, 781, 869, 1269, 1551, 1917, 2133, 2313, 2343, 2607, 2827, 3337, 3713, 4653, 5609, 6939, 7029, 7821, 8481, 10011, 11139, 12079, 13959, 16827, 18247, 20303, 21087, 23463, 25443, 30033, 33417, 36237, 36707, 40843, 50481, 54741, 60909, 61699, 76329, 90099, 100251, 108711, 110121, 122529, 132869, 151443, 164223, 182727, 185097, 200717, 223333, 263623, 326133, 330363, 367587, 398607, 492669, 548181, 555291, 602151, 669999, 790869, 857609, 954241, 991089, 1102761, 1195821, 1441513, 1665873, 1806453, 2009997, 2372607, 2572827, 2862723, 2899853, 3587463, 4324539, 5419359, 6029991, 7117821, 7718481, 8588169, 8699559, 9433699, 10496651, 12973617, 15856643, 23155443, 25764507, 26098677, 28301097, 31489953, 38920851, 47569929, 67751111, 78296031, 84903291, 94469859, 142709787, 203253333, 254709873, 283409577, 428129361, 609759999, 745262221, 1829279997, 2235786663, 6707359989, 20122079967]

約数ペア:

[(1, 20122079967), (3, 6707359989), (9, 2235786663), (11, 1829279997), (27, 745262221), (33, 609759999), (47, 428129361), (71, 283409577), (79, 254709873), (99, 203253333), (141, 142709787), (213, 94469859), (237, 84903291), (257, 78296031), (297, 67751111), (423, 47569929), (517, 38920851), (639, 31489953), (711, 28301097), (771, 26098677), (781, 25764507), (869, 23155443), (1269, 15856643), (1551, 12973617), (1917, 10496651), (2133, 9433699), (2313, 8699559), (2343, 8588169), (2607, 7718481), (2827, 7117821), (3337, 6029991), (3713, 5419359), (4653, 4324539), (5609, 3587463), (6939, 2899853), (7029, 2862723), (7821, 2572827), (8481, 2372607), (10011, 2009997), (11139, 1806453), (12079, 1665873), (13959, 1441513), (16827, 1195821), (18247, 1102761), (20303, 991089), (21087, 954241), (23463, 857609), (25443, 790869), (30033, 669999), (33417, 602151), (36237, 555291), (36707, 548181), (40843, 492669), (50481, 398607), (54741, 367587), (60909, 330363), (61699, 326133), (76329, 263623), (90099, 223333), (100251, 200717), (108711, 185097), (110121, 182727), (122529, 164223), (132869, 151443)]