2505848478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{709}}^1$

素因数の和:886

約数の個数: 128

約数和(自身を含む): 6238003200

約数和(自身を除く): 3732154722

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 43, 57, 86, 103, 114, 129, 133, 206, 258, 266, 301, 309, 399, 602, 618, 709, 721, 798, 817, 903, 1418, 1442, 1634, 1806, 1957, 2127, 2163, 2451, 3914, 4254, 4326, 4429, 4902, 4963, 5719, 5871, 8858, 9926, 11438, 11742, 13287, 13471, 13699, 14889, 17157, 26574, 26942, 27398, 29778, 30487, 31003, 34314, 40413, 41097, 60974, 62006, 73027, 80826, 82194, 84151, 91461, 93009, 94297, 146054, 168302, 182922, 186018, 188594, 213409, 219081, 252453, 282891, 426818, 438162, 504906, 511189, 565782, 579253, 589057, 640227, 1022378, 1158506, 1178114, 1280454, 1387513, 1533567, 1737759, 1767171, 2775026, 3067134, 3140161, 3475518, 3534342, 4054771, 4162539, 6280322, 8109542, 8325078, 9420483, 9712591, 12164313, 18840966, 19425182, 21981127, 24328626, 29137773, 43962254, 58275546, 59663059, 65943381, 119326118, 131886762, 178989177, 357978354, 417641413, 835282826, 1252924239, 2505848478]

約数ペア:

[(1, 2505848478), (2, 1252924239), (3, 835282826), (6, 417641413), (7, 357978354), (14, 178989177), (19, 131886762), (21, 119326118), (38, 65943381), (42, 59663059), (43, 58275546), (57, 43962254), (86, 29137773), (103, 24328626), (114, 21981127), (129, 19425182), (133, 18840966), (206, 12164313), (258, 9712591), (266, 9420483), (301, 8325078), (309, 8109542), (399, 6280322), (602, 4162539), (618, 4054771), (709, 3534342), (721, 3475518), (798, 3140161), (817, 3067134), (903, 2775026), (1418, 1767171), (1442, 1737759), (1634, 1533567), (1806, 1387513), (1957, 1280454), (2127, 1178114), (2163, 1158506), (2451, 1022378), (3914, 640227), (4254, 589057), (4326, 579253), (4429, 565782), (4902, 511189), (4963, 504906), (5719, 438162), (5871, 426818), (8858, 282891), (9926, 252453), (11438, 219081), (11742, 213409), (13287, 188594), (13471, 186018), (13699, 182922), (14889, 168302), (17157, 146054), (26574, 94297), (26942, 93009), (27398, 91461), (29778, 84151), (30487, 82194), (31003, 80826), (34314, 73027), (40413, 62006), (41097, 60974)]