3997647563

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{2689}}^1$

素因数の和:2788

約数の個数: 48

約数和(自身を含む): 5385078720

約数和(自身を除く): 1387431157

約数列:

[1, 7, 13, 17, 31, 91, 119, 217, 221, 403, 527, 961, 1547, 2689, 2821, 3689, 6727, 6851, 12493, 16337, 18823, 34957, 45713, 47957, 83359, 87451, 114359, 212381, 244699, 319991, 583513, 594269, 1083667, 1417103, 1486667, 2584129, 4159883, 7585669, 9919721, 18088903, 18422339, 33593677, 43930193, 128956373, 235155739, 307511351, 571092509, 3997647563]

約数ペア:

[(1, 3997647563), (7, 571092509), (13, 307511351), (17, 235155739), (31, 128956373), (91, 43930193), (119, 33593677), (217, 18422339), (221, 18088903), (403, 9919721), (527, 7585669), (961, 4159883), (1547, 2584129), (2689, 1486667), (2821, 1417103), (3689, 1083667), (6727, 594269), (6851, 583513), (12493, 319991), (16337, 244699), (18823, 212381), (34957, 114359), (45713, 87451), (47957, 83359)]