420041727

素因数分解:

$3^3\times 7^1\times {\mathrm{2222443}}^1$

素因数の和:2222459

約数の個数: 16

約数和(自身を含む): 711182080

約数和(自身を除く): 291140353

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 2222443, 6667329, 15557101, 20001987, 46671303, 60005961, 140013909, 420041727]

約数ペア:

[(1, 420041727), (3, 140013909), (7, 60005961), (9, 46671303), (21, 20001987), (27, 15557101), (63, 6667329), (189, 2222443)]