545478143

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{929}}^1$

素因数の和:1487

約数の個数: 24

約数和(自身を含む): 664109280

約数和(自身を除く): 118631137

約数列:

[1, 7, 23, 49, 161, 521, 929, 1127, 3647, 6503, 11983, 21367, 25529, 45521, 83881, 149569, 484009, 587167, 1046983, 3388063, 11132207, 23716441, 77925449, 545478143]

約数ペア:

[(1, 545478143), (7, 77925449), (23, 23716441), (49, 11132207), (161, 3388063), (521, 1046983), (929, 587167), (1127, 484009), (3647, 149569), (6503, 83881), (11983, 45521), (21367, 25529)]