11517471

素因数分解:

$3^6\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 56

約数和(自身を含む): 20600864

約数和(自身を除く): 9083393

約数列:

[1, 3, 7, 9, 21, 27, 37, 61, 63, 81, 111, 183, 189, 243, 259, 333, 427, 549, 567, 729, 777, 999, 1281, 1647, 1701, 2257, 2331, 2997, 3843, 4941, 5103, 6771, 6993, 8991, 11529, 14823, 15799, 20313, 20979, 26973, 34587, 44469, 47397, 60939, 62937, 103761, 142191, 182817, 188811, 311283, 426573, 548451, 1279719, 1645353, 3839157, 11517471]

約数ペア:

[(1, 11517471), (3, 3839157), (7, 1645353), (9, 1279719), (21, 548451), (27, 426573), (37, 311283), (61, 188811), (63, 182817), (81, 142191), (111, 103761), (183, 62937), (189, 60939), (243, 47397), (259, 44469), (333, 34587), (427, 26973), (549, 20979), (567, 20313), (729, 15799), (777, 14823), (999, 11529), (1281, 8991), (1647, 6993), (1701, 6771), (2257, 5103), (2331, 4941), (2997, 3843)]