15709927149

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{305219}}^1$

素因数の和:305294

約数の個数: 48

約数和(自身を含む): 27933734400

約数和(自身を除く): 12223807251

約数列:

[1, 3, 7, 9, 19, 21, 43, 57, 63, 129, 133, 171, 301, 387, 399, 817, 903, 1197, 2451, 2709, 5719, 7353, 17157, 51471, 305219, 915657, 2136533, 2746971, 5799161, 6409599, 13124417, 17397483, 19228797, 39373251, 40594127, 52192449, 91870919, 118119753, 121782381, 249363923, 275612757, 365347143, 748091769, 826838271, 1745547461, 2244275307, 5236642383, 15709927149]

約数ペア:

[(1, 15709927149), (3, 5236642383), (7, 2244275307), (9, 1745547461), (19, 826838271), (21, 748091769), (43, 365347143), (57, 275612757), (63, 249363923), (129, 121782381), (133, 118119753), (171, 91870919), (301, 52192449), (387, 40594127), (399, 39373251), (817, 19228797), (903, 17397483), (1197, 13124417), (2451, 6409599), (2709, 5799161), (5719, 2746971), (7353, 2136533), (17157, 915657), (51471, 305219)]