394489228

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{101359}}^1$

素因数の和:101509

約数の個数: 24

約数和(自身を含む): 794662400

約数和(自身を除く): 400173172

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 101359, 202718, 405436, 709513, 1419026, 2838052, 14088901, 28177802, 56355604, 98622307, 197244614, 394489228]

約数ペア:

[(1, 394489228), (2, 197244614), (4, 98622307), (7, 56355604), (14, 28177802), (28, 14088901), (139, 2838052), (278, 1419026), (556, 709513), (973, 405436), (1946, 202718), (3892, 101359)]