55047807

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{16943}}^1$

素因数の和:16987

約数の個数: 18

約数和(自身を含む): 83923632

約数和(自身を除く): 28875825

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 16943, 50829, 152487, 321917, 965751, 2897253, 6116423, 18349269, 55047807]

約数ペア:

[(1, 55047807), (3, 18349269), (9, 6116423), (19, 2897253), (57, 965751), (171, 321917), (361, 152487), (1083, 50829), (3249, 16943)]