214966815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{2047303}}^1$

素因数の和:2047318

約数の個数: 16

約数和(自身を含む): 393082368

約数和(自身を除く): 178115553

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 2047303, 6141909, 10236515, 14331121, 30709545, 42993363, 71655605, 214966815]

約数ペア:

[(1, 214966815), (3, 71655605), (5, 42993363), (7, 30709545), (15, 14331121), (21, 10236515), (35, 6141909), (105, 2047303)]