209216890737

素因数分解:

$3^5\times {\mathrm{271}}^1\times {\mathrm{709}}^1\times {\mathrm{4481}}^1$

素因数の和:5476

約数の個数: 48

約数和(自身を含む): 315065237760

約数和(自身を除く): 105848347023

約数列:

[1, 3, 9, 27, 81, 243, 271, 709, 813, 2127, 2439, 4481, 6381, 7317, 13443, 19143, 21951, 40329, 57429, 65853, 120987, 172287, 192139, 362961, 576417, 1088883, 1214351, 1729251, 3177029, 3643053, 5187753, 9531087, 10929159, 15563259, 28593261, 32787477, 46689777, 85779783, 98362431, 257339349, 295087293, 772018047, 860974859, 2582924577, 7748773731, 23246321193, 69738963579, 209216890737]

約数ペア:

[(1, 209216890737), (3, 69738963579), (9, 23246321193), (27, 7748773731), (81, 2582924577), (243, 860974859), (271, 772018047), (709, 295087293), (813, 257339349), (2127, 98362431), (2439, 85779783), (4481, 46689777), (6381, 32787477), (7317, 28593261), (13443, 15563259), (19143, 10929159), (21951, 9531087), (40329, 5187753), (57429, 3643053), (65853, 3177029), (120987, 1729251), (172287, 1214351), (192139, 1088883), (362961, 576417)]