331314304

素因数分解:

$2^7\times {\mathrm{199}}^1\times {\mathrm{13007}}^1$

素因数の和:13220

約数の個数: 32

約数和(自身を含む): 663408000

約数和(自身を除く): 332093696

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 199, 398, 796, 1592, 3184, 6368, 12736, 13007, 25472, 26014, 52028, 104056, 208112, 416224, 832448, 1664896, 2588393, 5176786, 10353572, 20707144, 41414288, 82828576, 165657152, 331314304]

約数ペア:

[(1, 331314304), (2, 165657152), (4, 82828576), (8, 41414288), (16, 20707144), (32, 10353572), (64, 5176786), (128, 2588393), (199, 1664896), (398, 832448), (796, 416224), (1592, 208112), (3184, 104056), (6368, 52028), (12736, 26014), (13007, 25472)]