51488415

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 103783680

約数和(自身を除く): 52295265

約数列:

[1, 3, 5, 9, 11, 15, 33, 41, 43, 45, 55, 59, 99, 123, 129, 165, 177, 205, 215, 295, 369, 387, 451, 473, 495, 531, 615, 645, 649, 885, 1353, 1419, 1763, 1845, 1935, 1947, 2255, 2365, 2419, 2537, 2655, 3245, 4059, 4257, 5289, 5841, 6765, 7095, 7257, 7611, 8815, 9735, 12095, 12685, 15867, 19393, 20295, 21285, 21771, 22833, 26445, 26609, 27907, 29205, 36285, 38055, 58179, 79335, 79827, 83721, 96965, 104017, 108855, 114165, 133045, 139535, 174537, 239481, 251163, 290895, 312051, 399135, 418605, 520085, 872685, 936153, 1144187, 1197405, 1255815, 1560255, 3432561, 4680765, 5720935, 10297683, 17162805, 51488415]

約数ペア:

[(1, 51488415), (3, 17162805), (5, 10297683), (9, 5720935), (11, 4680765), (15, 3432561), (33, 1560255), (41, 1255815), (43, 1197405), (45, 1144187), (55, 936153), (59, 872685), (99, 520085), (123, 418605), (129, 399135), (165, 312051), (177, 290895), (205, 251163), (215, 239481), (295, 174537), (369, 139535), (387, 133045), (451, 114165), (473, 108855), (495, 104017), (531, 96965), (615, 83721), (645, 79827), (649, 79335), (885, 58179), (1353, 38055), (1419, 36285), (1763, 29205), (1845, 27907), (1935, 26609), (1947, 26445), (2255, 22833), (2365, 21771), (2419, 21285), (2537, 20295), (2655, 19393), (3245, 15867), (4059, 12685), (4257, 12095), (5289, 9735), (5841, 8815), (6765, 7611), (7095, 7257)]