215701568

素因数分解:

$2^6\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{337}}^1$

素因数の和:559

約数の個数: 56

約数和(自身を含む): 438360312

約数和(自身を除く): 222658744

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 137, 146, 274, 292, 337, 548, 584, 674, 1096, 1168, 1348, 2192, 2336, 2696, 4384, 4672, 5392, 8768, 10001, 10784, 20002, 21568, 24601, 40004, 46169, 49202, 80008, 92338, 98404, 160016, 184676, 196808, 320032, 369352, 393616, 640064, 738704, 787232, 1477408, 1574464, 2954816, 3370337, 6740674, 13481348, 26962696, 53925392, 107850784, 215701568]

約数ペア:

[(1, 215701568), (2, 107850784), (4, 53925392), (8, 26962696), (16, 13481348), (32, 6740674), (64, 3370337), (73, 2954816), (137, 1574464), (146, 1477408), (274, 787232), (292, 738704), (337, 640064), (548, 393616), (584, 369352), (674, 320032), (1096, 196808), (1168, 184676), (1348, 160016), (2192, 98404), (2336, 92338), (2696, 80008), (4384, 49202), (4672, 46169), (5392, 40004), (8768, 24601), (10001, 21568), (10784, 20002)]