639986417279

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{18534751}}^1$

素因数の和:18534878

約数の個数: 16

約数和(自身を含む): 724189830144

約数和(自身を除く): 84203412865

約数列:

[1, 11, 43, 73, 473, 803, 3139, 34529, 18534751, 203882261, 796994293, 1353036823, 8766937223, 14883405053, 58180583389, 639986417279]

約数ペア:

[(1, 639986417279), (11, 58180583389), (43, 14883405053), (73, 8766937223), (473, 1353036823), (803, 796994293), (3139, 203882261), (34529, 18534751)]