27805305

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3919}}^1$

素因数の和:3981

約数の個数: 32

約数和(自身を含む): 49674240

約数和(自身を除く): 21868935

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 129, 165, 215, 473, 645, 1419, 2365, 3919, 7095, 11757, 19595, 43109, 58785, 129327, 168517, 215545, 505551, 646635, 842585, 1853687, 2527755, 5561061, 9268435, 27805305]

約数ペア:

[(1, 27805305), (3, 9268435), (5, 5561061), (11, 2527755), (15, 1853687), (33, 842585), (43, 646635), (55, 505551), (129, 215545), (165, 168517), (215, 129327), (473, 58785), (645, 43109), (1419, 19595), (2365, 11757), (3919, 7095)]