207968696

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{1523}}^1$

素因数の和:1656

約数の個数: 48

約数和(自身を含む): 426704760

約数和(自身を除く): 218736064

約数列:

[1, 2, 4, 8, 13, 26, 52, 101, 104, 169, 202, 338, 404, 676, 808, 1313, 1352, 1523, 2626, 3046, 5252, 6092, 10504, 12184, 17069, 19799, 34138, 39598, 68276, 79196, 136552, 153823, 158392, 257387, 307646, 514774, 615292, 1029548, 1230584, 1999699, 2059096, 3999398, 7998796, 15997592, 25996087, 51992174, 103984348, 207968696]

約数ペア:

[(1, 207968696), (2, 103984348), (4, 51992174), (8, 25996087), (13, 15997592), (26, 7998796), (52, 3999398), (101, 2059096), (104, 1999699), (169, 1230584), (202, 1029548), (338, 615292), (404, 514774), (676, 307646), (808, 257387), (1313, 158392), (1352, 153823), (1523, 136552), (2626, 79196), (3046, 68276), (5252, 39598), (6092, 34138), (10504, 19799), (12184, 17069)]