51243843

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 80312320

約数和(自身を除く): 29068477

約数列:

[1, 3, 7, 21, 61, 109, 183, 327, 367, 427, 763, 1101, 1281, 2289, 2569, 6649, 7707, 19947, 22387, 40003, 46543, 67161, 120009, 139629, 156709, 280021, 470127, 840063, 2440183, 7320549, 17081281, 51243843]

約数ペア:

[(1, 51243843), (3, 17081281), (7, 7320549), (21, 2440183), (61, 840063), (109, 470127), (183, 280021), (327, 156709), (367, 139629), (427, 120009), (763, 67161), (1101, 46543), (1281, 40003), (2289, 22387), (2569, 19947), (6649, 7707)]