247572784

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{1669}}^1$

素因数の和:1877

約数の個数: 40

約数和(自身を含む): 490365440

約数和(自身を除く): 242792656

約数列:

[1, 2, 4, 8, 16, 73, 127, 146, 254, 292, 508, 584, 1016, 1168, 1669, 2032, 3338, 6676, 9271, 13352, 18542, 26704, 37084, 74168, 121837, 148336, 211963, 243674, 423926, 487348, 847852, 974696, 1695704, 1949392, 3391408, 15473299, 30946598, 61893196, 123786392, 247572784]

約数ペア:

[(1, 247572784), (2, 123786392), (4, 61893196), (8, 30946598), (16, 15473299), (73, 3391408), (127, 1949392), (146, 1695704), (254, 974696), (292, 847852), (508, 487348), (584, 423926), (1016, 243674), (1168, 211963), (1669, 148336), (2032, 121837), (3338, 74168), (6676, 37084), (9271, 26704), (13352, 18542)]