13813965

素因数分解:

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

素因数の和:135

約数の個数: 72

約数和(自身を含む): 27387360

約数和(自身を除く): 13573395

約数列:

[1, 3, 5, 9, 11, 15, 33, 43, 45, 55, 59, 99, 121, 129, 165, 177, 215, 295, 363, 387, 473, 495, 531, 605, 645, 649, 885, 1089, 1419, 1815, 1935, 1947, 2365, 2537, 2655, 3245, 4257, 5203, 5445, 5841, 7095, 7139, 7611, 9735, 12685, 15609, 21285, 21417, 22833, 26015, 27907, 29205, 35695, 38055, 46827, 64251, 78045, 83721, 107085, 114165, 139535, 234135, 251163, 306977, 321255, 418605, 920931, 1255815, 1534885, 2762793, 4604655, 13813965]

約数ペア:

[(1, 13813965), (3, 4604655), (5, 2762793), (9, 1534885), (11, 1255815), (15, 920931), (33, 418605), (43, 321255), (45, 306977), (55, 251163), (59, 234135), (99, 139535), (121, 114165), (129, 107085), (165, 83721), (177, 78045), (215, 64251), (295, 46827), (363, 38055), (387, 35695), (473, 29205), (495, 27907), (531, 26015), (605, 22833), (645, 21417), (649, 21285), (885, 15609), (1089, 12685), (1419, 9735), (1815, 7611), (1935, 7139), (1947, 7095), (2365, 5841), (2537, 5445), (2655, 5203), (3245, 4257)]