81914871

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{1759}}^1$

素因数の和:1843

約数の個数: 24

約数和(自身を含む): 118018560

約数和(自身を除く): 36103689

約数列:

[1, 3, 19, 43, 57, 129, 361, 817, 1083, 1759, 2451, 5277, 15523, 33421, 46569, 75637, 100263, 226911, 634999, 1437103, 1904997, 4311309, 27304957, 81914871]

約数ペア:

[(1, 81914871), (3, 27304957), (19, 4311309), (43, 1904997), (57, 1437103), (129, 634999), (361, 226911), (817, 100263), (1083, 75637), (1759, 46569), (2451, 33421), (5277, 15523)]