289757937

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{475793}}^1$

素因数の和:475832

約数の個数: 16

約数和(自身を含む): 456762240

約数和(自身を除く): 167004303

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 475793, 1427379, 3330551, 9991653, 13797997, 41393991, 96585979, 289757937]

約数ペア:

[(1, 289757937), (3, 96585979), (7, 41393991), (21, 13797997), (29, 9991653), (87, 3330551), (203, 1427379), (609, 475793)]