55087221

素因数分解:

$3^1\times 7^2\times {\mathrm{251}}^1\times {\mathrm{1493}}^1$

素因数の和:1761

約数の個数: 24

約数和(自身を含む): 85839264

約数和(自身を除く): 30752043

約数列:

[1, 3, 7, 21, 49, 147, 251, 753, 1493, 1757, 4479, 5271, 10451, 12299, 31353, 36897, 73157, 219471, 374743, 1124229, 2623201, 7869603, 18362407, 55087221]

約数ペア:

[(1, 55087221), (3, 18362407), (7, 7869603), (21, 2623201), (49, 1124229), (147, 374743), (251, 219471), (753, 73157), (1493, 36897), (1757, 31353), (4479, 12299), (5271, 10451)]