66851911

素因数分解:

$7^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{541}}^1$

素因数の和:814

約数の個数: 16

約数和(自身を含む): 77701120

約数和(自身を除く): 10849209

約数列:

[1, 7, 127, 139, 541, 889, 973, 3787, 17653, 68707, 75199, 123571, 480949, 526393, 9550273, 66851911]

約数ペア:

[(1, 66851911), (7, 9550273), (127, 526393), (139, 480949), (541, 123571), (889, 75199), (973, 68707), (3787, 17653)]