216254671

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:375

約数の個数: 24

約数和(自身を含む): 242479440

約数和(自身を除く): 26224769

約数列:

[1, 17, 23, 139, 173, 391, 529, 2363, 2941, 3197, 3979, 8993, 24047, 54349, 67643, 73531, 91517, 408799, 553081, 1250027, 1555789, 9402377, 12720863, 216254671]

約数ペア:

[(1, 216254671), (17, 12720863), (23, 9402377), (139, 1555789), (173, 1250027), (391, 553081), (529, 408799), (2363, 91517), (2941, 73531), (3197, 67643), (3979, 54349), (8993, 24047)]