4080456891

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{727}}^1$

素因数の和:1286

約数の個数: 80

約数和(自身を含む): 7357109760

約数和(自身を除く): 3276652869

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 521, 567, 727, 1197, 1539, 1563, 2181, 3591, 3647, 4689, 5089, 6543, 9899, 10773, 10941, 13813, 14067, 15267, 19629, 29697, 32823, 41439, 42201, 45801, 58887, 69293, 89091, 96691, 98469, 124317, 137403, 207879, 267273, 290073, 295407, 372951, 378767, 412209, 623637, 801819, 870219, 1118853, 1136301, 1870911, 2610657, 2651369, 3408903, 5612733, 7196573, 7831971, 7954107, 10226709, 21589719, 23862321, 30680127, 50376011, 64769157, 71586963, 151128033, 194307471, 214760889, 453384099, 582922413, 1360152297, 4080456891]

約数ペア:

[(1, 4080456891), (3, 1360152297), (7, 582922413), (9, 453384099), (19, 214760889), (21, 194307471), (27, 151128033), (57, 71586963), (63, 64769157), (81, 50376011), (133, 30680127), (171, 23862321), (189, 21589719), (399, 10226709), (513, 7954107), (521, 7831971), (567, 7196573), (727, 5612733), (1197, 3408903), (1539, 2651369), (1563, 2610657), (2181, 1870911), (3591, 1136301), (3647, 1118853), (4689, 870219), (5089, 801819), (6543, 623637), (9899, 412209), (10773, 378767), (10941, 372951), (13813, 295407), (14067, 290073), (15267, 267273), (19629, 207879), (29697, 137403), (32823, 124317), (41439, 98469), (42201, 96691), (45801, 89091), (58887, 69293)]