78698529

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{313}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 140812672

約数和(自身を除く): 62114143

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 307, 313, 819, 921, 939, 2149, 2191, 2763, 2817, 3991, 4069, 6447, 6573, 11973, 12207, 19341, 19719, 27937, 28483, 35919, 36621, 83811, 85449, 96091, 251433, 256347, 288273, 672637, 864819, 1249183, 2017911, 3747549, 6053733, 8744281, 11242647, 26232843, 78698529]

約数ペア:

[(1, 78698529), (3, 26232843), (7, 11242647), (9, 8744281), (13, 6053733), (21, 3747549), (39, 2017911), (63, 1249183), (91, 864819), (117, 672637), (273, 288273), (307, 256347), (313, 251433), (819, 96091), (921, 85449), (939, 83811), (2149, 36621), (2191, 35919), (2763, 28483), (2817, 27937), (3991, 19719), (4069, 19341), (6447, 12207), (6573, 11973)]