55291281

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{1979}}^1$

素因数の和:2188

約数の個数: 16

約数和(自身を含む): 75398400

約数和(自身を除く): 20107119

約数列:

[1, 3, 67, 139, 201, 417, 1979, 5937, 9313, 27939, 132593, 275081, 397779, 825243, 18430427, 55291281]

約数ペア:

[(1, 55291281), (3, 18430427), (67, 825243), (139, 397779), (201, 275081), (417, 132593), (1979, 27939), (5937, 9313)]