66851638

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{53653}}^1$

素因数の和:53751

約数の個数: 16

約数和(自身を含む): 115892640

約数和(自身を除く): 49041002

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 53653, 107306, 375571, 751142, 4775117, 9550234, 33425819, 66851638]

約数ペア:

[(1, 66851638), (2, 33425819), (7, 9550234), (14, 4775117), (89, 751142), (178, 375571), (623, 107306), (1246, 53653)]