81038727

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{347}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 146794752

約数和(自身を除く): 65756025

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 337, 347, 693, 1011, 1041, 2359, 2429, 3033, 3123, 3707, 3817, 7077, 7287, 11121, 11451, 21231, 21861, 25949, 26719, 33363, 34353, 77847, 80157, 116939, 233541, 240471, 350817, 818573, 1052451, 1286329, 2455719, 3858987, 7367157, 9004303, 11576961, 27012909, 81038727]

約数ペア:

[(1, 81038727), (3, 27012909), (7, 11576961), (9, 9004303), (11, 7367157), (21, 3858987), (33, 2455719), (63, 1286329), (77, 1052451), (99, 818573), (231, 350817), (337, 240471), (347, 233541), (693, 116939), (1011, 80157), (1041, 77847), (2359, 34353), (2429, 33363), (3033, 26719), (3123, 25949), (3707, 21861), (3817, 21231), (7077, 11451), (7287, 11121)]