252642243

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{2203}}^1$

素因数の和:2383

約数の個数: 32

約数和(自身を含む): 397213696

約数和(自身を除く): 144571453

約数列:

[1, 3, 7, 21, 43, 127, 129, 301, 381, 889, 903, 2203, 2667, 5461, 6609, 15421, 16383, 38227, 46263, 94729, 114681, 279781, 284187, 663103, 839343, 1958467, 1989309, 5875401, 12030583, 36091749, 84214081, 252642243]

約数ペア:

[(1, 252642243), (3, 84214081), (7, 36091749), (21, 12030583), (43, 5875401), (127, 1989309), (129, 1958467), (301, 839343), (381, 663103), (889, 284187), (903, 279781), (2203, 114681), (2667, 94729), (5461, 46263), (6609, 38227), (15421, 16383)]