66659901

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{288571}}^1$

素因数の和:288592

約数の個数: 16

約数和(自身を含む): 110811648

約数和(自身を除く): 44151747

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 288571, 865713, 2019997, 3174281, 6059991, 9522843, 22219967, 66659901]

約数ペア:

[(1, 66659901), (3, 22219967), (7, 9522843), (11, 6059991), (21, 3174281), (33, 2019997), (77, 865713), (231, 288571)]