16559404911

素因数分解:

$3^3\times 7^2\times {\mathrm{313}}^1\times {\mathrm{39989}}^1$

素因数の和:40325

約数の個数: 48

約数和(自身を含む): 28629640800

約数和(自身を除く): 12070235889

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 313, 441, 939, 1323, 2191, 2817, 6573, 8451, 15337, 19719, 39989, 46011, 59157, 119967, 138033, 279923, 359901, 414099, 839769, 1079703, 1959461, 2519307, 5878383, 7557921, 12516557, 17635149, 37549671, 52905447, 87615899, 112649013, 262847697, 337947039, 613311293, 788543091, 1839933879, 2365629273, 5519801637, 16559404911]

約数ペア:

[(1, 16559404911), (3, 5519801637), (7, 2365629273), (9, 1839933879), (21, 788543091), (27, 613311293), (49, 337947039), (63, 262847697), (147, 112649013), (189, 87615899), (313, 52905447), (441, 37549671), (939, 17635149), (1323, 12516557), (2191, 7557921), (2817, 5878383), (6573, 2519307), (8451, 1959461), (15337, 1079703), (19719, 839769), (39989, 414099), (46011, 359901), (59157, 279923), (119967, 138033)]