40764129

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{6449}}^1$

素因数の和:6509

約数の個数: 24

約数和(自身を含む): 64706400

約数和(自身を除く): 23942271

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 6321, 6449, 19347, 45143, 135429, 277307, 316001, 831921, 948003, 1941149, 5823447, 13588043, 40764129]

約数ペア:

[(1, 40764129), (3, 13588043), (7, 5823447), (21, 1941149), (43, 948003), (49, 831921), (129, 316001), (147, 277307), (301, 135429), (903, 45143), (2107, 19347), (6321, 6449)]