66993871

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{9677}}^1$

素因数の和:9750

約数の個数: 16

約数和(自身を含む): 81759744

約数和(自身を除く): 14765873

約数列:

[1, 7, 23, 43, 161, 301, 989, 6923, 9677, 67739, 222571, 416111, 1557997, 2912777, 9570553, 66993871]

約数ペア:

[(1, 66993871), (7, 9570553), (23, 2912777), (43, 1557997), (161, 416111), (301, 222571), (989, 67739), (6923, 9677)]