55521369

素因数分解:

$3^7\times {\mathrm{53}}^1\times {\mathrm{479}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 85017600

約数和(自身を除く): 29496231

約数列:

[1, 3, 9, 27, 53, 81, 159, 243, 477, 479, 729, 1431, 1437, 2187, 4293, 4311, 12879, 12933, 25387, 38637, 38799, 76161, 115911, 116397, 228483, 349191, 685449, 1047573, 2056347, 6169041, 18507123, 55521369]

約数ペア:

[(1, 55521369), (3, 18507123), (9, 6169041), (27, 2056347), (53, 1047573), (81, 685449), (159, 349191), (243, 228483), (477, 116397), (479, 115911), (729, 76161), (1431, 38799), (1437, 38637), (2187, 25387), (4293, 12933), (4311, 12879)]