55131609

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1471}}^1$

素因数の和:1549

約数の個数: 24

約数和(自身を含む): 81854976

約数和(自身を除く): 26723367

約数列:

[1, 3, 13, 31, 39, 93, 403, 961, 1209, 1471, 2883, 4413, 12493, 19123, 37479, 45601, 57369, 136803, 592813, 1413631, 1778439, 4240893, 18377203, 55131609]

約数ペア:

[(1, 55131609), (3, 18377203), (13, 4240893), (31, 1778439), (39, 1413631), (93, 592813), (403, 136803), (961, 57369), (1209, 45601), (1471, 37479), (2883, 19123), (4413, 12493)]