205678439

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{1657}}^1$

素因数の和:1862

約数の個数: 16

約数和(自身を含む): 222835200

約数和(自身を除く): 17156761

約数列:

[1, 19, 47, 139, 893, 1657, 2641, 6533, 31483, 77879, 124127, 230323, 1479701, 4376137, 10825181, 205678439]

約数ペア:

[(1, 205678439), (19, 10825181), (47, 4376137), (139, 1479701), (893, 230323), (1657, 124127), (2641, 77879), (6533, 31483)]