1291237475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{1523}}^1\times {\mathrm{3083}}^1$

素因数の和:4627

約数の個数: 24

約数和(自身を含む): 1748405952

約数和(自身を除く): 457168477

約数列:

[1, 5, 11, 25, 55, 275, 1523, 3083, 7615, 15415, 16753, 33913, 38075, 77075, 83765, 169565, 418825, 847825, 4695409, 23477045, 51649499, 117385225, 258247495, 1291237475]

約数ペア:

[(1, 1291237475), (5, 258247495), (11, 117385225), (25, 51649499), (55, 23477045), (275, 4695409), (1523, 847825), (3083, 418825), (7615, 169565), (15415, 83765), (16753, 77075), (33913, 38075)]