6378981

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 10395648

約数和(自身を除く): 4016667

約数列:

[1, 3, 7, 21, 23, 47, 69, 141, 161, 281, 329, 483, 843, 987, 1081, 1967, 3243, 5901, 6463, 7567, 13207, 19389, 22701, 39621, 45241, 92449, 135723, 277347, 303761, 911283, 2126327, 6378981]

約数ペア:

[(1, 6378981), (3, 2126327), (7, 911283), (21, 303761), (23, 277347), (47, 135723), (69, 92449), (141, 45241), (161, 39621), (281, 22701), (329, 19389), (483, 13207), (843, 7567), (987, 6463), (1081, 5901), (1967, 3243)]