64990017

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{199}}^1\times {\mathrm{277}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 95409600

約数和(自身を除く): 30419583

約数列:

[1, 3, 9, 131, 199, 277, 393, 597, 831, 1179, 1791, 2493, 26069, 36287, 55123, 78207, 108861, 165369, 234621, 326583, 496107, 7221113, 21663339, 64990017]

約数ペア:

[(1, 64990017), (3, 21663339), (9, 7221113), (131, 496107), (199, 326583), (277, 234621), (393, 165369), (597, 108861), (831, 78207), (1179, 55123), (1791, 36287), (2493, 26069)]