240497019

素因数分解:

$3^4\times 7^1\times {\mathrm{424157}}^1$

素因数の和:424176

約数の個数: 20

約数和(自身を含む): 410584944

約数和(自身を除く): 170087925

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 424157, 1272471, 2969099, 3817413, 8907297, 11452239, 26721891, 34356717, 80165673, 240497019]

約数ペア:

[(1, 240497019), (3, 80165673), (7, 34356717), (9, 26721891), (21, 11452239), (27, 8907297), (63, 3817413), (81, 2969099), (189, 1272471), (567, 424157)]