319127536

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12893}}^1$

素因数の和:12938

約数の個数: 80

約数和(自身を含む): 805823424

約数和(自身を除く): 486695888

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 52, 56, 68, 91, 104, 112, 119, 136, 182, 208, 221, 238, 272, 364, 442, 476, 728, 884, 952, 1456, 1547, 1768, 1904, 3094, 3536, 6188, 12376, 12893, 24752, 25786, 51572, 90251, 103144, 167609, 180502, 206288, 219181, 335218, 361004, 438362, 670436, 722008, 876724, 1173263, 1340872, 1444016, 1534267, 1753448, 2346526, 2681744, 2849353, 3068534, 3506896, 4693052, 5698706, 6137068, 9386104, 11397412, 12274136, 18772208, 19945471, 22794824, 24548272, 39890942, 45589648, 79781884, 159563768, 319127536]

約数ペア:

[(1, 319127536), (2, 159563768), (4, 79781884), (7, 45589648), (8, 39890942), (13, 24548272), (14, 22794824), (16, 19945471), (17, 18772208), (26, 12274136), (28, 11397412), (34, 9386104), (52, 6137068), (56, 5698706), (68, 4693052), (91, 3506896), (104, 3068534), (112, 2849353), (119, 2681744), (136, 2346526), (182, 1753448), (208, 1534267), (221, 1444016), (238, 1340872), (272, 1173263), (364, 876724), (442, 722008), (476, 670436), (728, 438362), (884, 361004), (952, 335218), (1456, 219181), (1547, 206288), (1768, 180502), (1904, 167609), (3094, 103144), (3536, 90251), (6188, 51572), (12376, 25786), (12893, 24752)]