191031257889

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1117}}^1\times {\mathrm{58831}}^1$

素因数の和:59990

約数の個数: 48

約数和(自身を含む): 307823143680

約数和(自身を除く): 116791885791

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 1117, 2907, 3351, 10053, 18989, 21223, 56967, 58831, 63669, 170901, 176493, 191007, 360791, 529479, 1000127, 1082373, 1117789, 3000381, 3247119, 3353367, 9001143, 10060101, 19002413, 57007239, 65714227, 171021717, 197142681, 591428043, 1117141859, 1248570313, 3351425577, 3745710939, 10054276731, 11237132817, 21225695321, 63677085963, 191031257889]

約数ペア:

[(1, 191031257889), (3, 63677085963), (9, 21225695321), (17, 11237132817), (19, 10054276731), (51, 3745710939), (57, 3351425577), (153, 1248570313), (171, 1117141859), (323, 591428043), (969, 197142681), (1117, 171021717), (2907, 65714227), (3351, 57007239), (10053, 19002413), (18989, 10060101), (21223, 9001143), (56967, 3353367), (58831, 3247119), (63669, 3000381), (170901, 1117789), (176493, 1082373), (191007, 1000127), (360791, 529479)]