497014791

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{260081}}^1$

素因数の和:260111

約数の個数: 24

約数和(自身を含む): 830181744

約数和(自身を除く): 333166953

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 260081, 780243, 1820567, 3381053, 5461701, 10143159, 12743969, 23667371, 38231907, 71002113, 165671597, 497014791]

約数ペア:

[(1, 497014791), (3, 165671597), (7, 71002113), (13, 38231907), (21, 23667371), (39, 12743969), (49, 10143159), (91, 5461701), (147, 3381053), (273, 1820567), (637, 780243), (1911, 260081)]