25805021

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:185

約数の個数: 32

約数和(自身を含む): 31518720

約数和(自身を除く): 5713699

約数列:

[1, 11, 19, 37, 47, 71, 209, 407, 517, 703, 781, 893, 1349, 1739, 2627, 3337, 7733, 9823, 14839, 19129, 28897, 33041, 36707, 49913, 63403, 123469, 363451, 549043, 697433, 1358159, 2345911, 25805021]

約数ペア:

[(1, 25805021), (11, 2345911), (19, 1358159), (37, 697433), (47, 549043), (71, 363451), (209, 123469), (407, 63403), (517, 49913), (703, 36707), (781, 33041), (893, 28897), (1349, 19129), (1739, 14839), (2627, 9823), (3337, 7733)]