28070763

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{18311}}^1$

素因数の和:18394

約数の個数: 16

約数和(自身を含む): 43362816

約数和(自身を除く): 15292053

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 18311, 54933, 128177, 384531, 1336703, 4010109, 9356921, 28070763]

約数ペア:

[(1, 28070763), (3, 9356921), (7, 4010109), (21, 1336703), (73, 384531), (219, 128177), (511, 54933), (1533, 18311)]