1663497

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{1867}}^1$

素因数の和:1890

約数の個数: 20

約数和(自身を含む): 2712336

約数和(自身を除く): 1048839

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 1867, 5601, 16803, 20537, 50409, 61611, 151227, 184833, 554499, 1663497]

約数ペア:

[(1, 1663497), (3, 554499), (9, 184833), (11, 151227), (27, 61611), (33, 50409), (81, 20537), (99, 16803), (297, 5601), (891, 1867)]