238454361

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{21179}}^1$

素因数の和:21330

約数の個数: 20

約数和(自身を含む): 358789200

約数和(自身を除く): 120334839

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 11259, 21179, 63537, 190611, 571833, 1715499, 2943881, 8831643, 26494929, 79484787, 238454361]

約数ペア:

[(1, 238454361), (3, 79484787), (9, 26494929), (27, 8831643), (81, 2943881), (139, 1715499), (417, 571833), (1251, 190611), (3753, 63537), (11259, 21179)]