144432141

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{521}}^1$

素因数の和:881

約数の個数: 32

約数和(自身を含む): 226372608

約数和(自身を除く): 81940467

約数列:

[1, 3, 7, 21, 43, 129, 301, 307, 521, 903, 921, 1563, 2149, 3647, 6447, 10941, 13201, 22403, 39603, 67209, 92407, 156821, 159947, 277221, 470463, 479841, 1119629, 3358887, 6877721, 20633163, 48144047, 144432141]

約数ペア:

[(1, 144432141), (3, 48144047), (7, 20633163), (21, 6877721), (43, 3358887), (129, 1119629), (301, 479841), (307, 470463), (521, 277221), (903, 159947), (921, 156821), (1563, 92407), (2149, 67209), (3647, 39603), (6447, 22403), (10941, 13201)]