15678974871

素因数分解:

$3^4\times 7^3\times {\mathrm{103}}^1\times {\mathrm{5479}}^1$

素因数の和:5615

約数の個数: 80

約数和(自身を含む): 27584128000

約数和(自身を除く): 11905153129

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 103, 147, 189, 309, 343, 441, 567, 721, 927, 1029, 1323, 2163, 2781, 3087, 3969, 5047, 5479, 6489, 8343, 9261, 15141, 16437, 19467, 27783, 35329, 38353, 45423, 49311, 58401, 105987, 115059, 136269, 147933, 268471, 317961, 345177, 408807, 443799, 564337, 805413, 953883, 1035531, 1693011, 1879297, 2416239, 2861649, 3106593, 3950359, 5079033, 5637891, 7248717, 11851077, 15237099, 16913673, 21746151, 27652513, 35553231, 45711297, 50741019, 82957539, 106659693, 152223057, 193567591, 248872617, 319979079, 580702773, 746617851, 1742108319, 2239853553, 5226324957, 15678974871]

約数ペア:

[(1, 15678974871), (3, 5226324957), (7, 2239853553), (9, 1742108319), (21, 746617851), (27, 580702773), (49, 319979079), (63, 248872617), (81, 193567591), (103, 152223057), (147, 106659693), (189, 82957539), (309, 50741019), (343, 45711297), (441, 35553231), (567, 27652513), (721, 21746151), (927, 16913673), (1029, 15237099), (1323, 11851077), (2163, 7248717), (2781, 5637891), (3087, 5079033), (3969, 3950359), (5047, 3106593), (5479, 2861649), (6489, 2416239), (8343, 1879297), (9261, 1693011), (15141, 1035531), (16437, 953883), (19467, 805413), (27783, 564337), (35329, 443799), (38353, 408807), (45423, 345177), (49311, 317961), (58401, 268471), (105987, 147933), (115059, 136269)]