66811213

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{751}}^1$

素因数の和:1008

約数の個数: 16

約数和(自身を含む): 77967360

約数和(自身を除く): 11156147

約数列:

[1, 7, 71, 179, 497, 751, 1253, 5257, 12709, 53321, 88963, 134429, 373247, 941003, 9544459, 66811213]

約数ペア:

[(1, 66811213), (7, 9544459), (71, 941003), (179, 373247), (497, 134429), (751, 88963), (1253, 53321), (5257, 12709)]