664286271

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{32003}}^1$

素因数の和:32071

約数の個数: 32

約数和(自身を含む): 1050755328

約数和(自身を除く): 386469057

約数列:

[1, 3, 11, 17, 33, 37, 51, 111, 187, 407, 561, 629, 1221, 1887, 6919, 20757, 32003, 96009, 352033, 544051, 1056099, 1184111, 1632153, 3552333, 5984561, 13025221, 17953683, 20129887, 39075663, 60389661, 221428757, 664286271]

約数ペア:

[(1, 664286271), (3, 221428757), (11, 60389661), (17, 39075663), (33, 20129887), (37, 17953683), (51, 13025221), (111, 5984561), (187, 3552333), (407, 1632153), (561, 1184111), (629, 1056099), (1221, 544051), (1887, 352033), (6919, 96009), (20757, 32003)]