489272007

素因数分解:

$3^1\times 7^3\times {\mathrm{475483}}^1$

素因数の和:475507

約数の個数: 16

約数和(自身を含む): 760774400

約数和(自身を除く): 271502393

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 475483, 1426449, 3328381, 9985143, 23298667, 69896001, 163090669, 489272007]

約数ペア:

[(1, 489272007), (3, 163090669), (7, 69896001), (21, 23298667), (49, 9985143), (147, 3328381), (343, 1426449), (1029, 475483)]