2871309

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1873}}^1$

素因数の和:1956

約数の個数: 16

約数和(自身を含む): 4437632

約数和(自身を除く): 1566323

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 1873, 5619, 13111, 39333, 136729, 410187, 957103, 2871309]

約数ペア:

[(1, 2871309), (3, 957103), (7, 410187), (21, 136729), (73, 39333), (219, 13111), (511, 5619), (1533, 1873)]