393676208

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{2237}}^1$

素因数の和:2909

約数の個数: 40

約数和(自身を含む): 809224992

約数和(自身を除く): 415548784

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 647, 1294, 2237, 2588, 4474, 5176, 8948, 10352, 10999, 17896, 21998, 35792, 38029, 43996, 76058, 87992, 152116, 175984, 304232, 608464, 1447339, 2894678, 5789356, 11578712, 23157424, 24604763, 49209526, 98419052, 196838104, 393676208]

約数ペア:

[(1, 393676208), (2, 196838104), (4, 98419052), (8, 49209526), (16, 24604763), (17, 23157424), (34, 11578712), (68, 5789356), (136, 2894678), (272, 1447339), (647, 608464), (1294, 304232), (2237, 175984), (2588, 152116), (4474, 87992), (5176, 76058), (8948, 43996), (10352, 38029), (10999, 35792), (17896, 21998)]