2018790015

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{25867}}^1$

素因数の和:25940

約数の個数: 48

約数和(自身を含む): 3633108864

約数和(自身を除く): 1614318849

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 121, 129, 165, 215, 363, 473, 605, 645, 1419, 1815, 2365, 5203, 7095, 15609, 25867, 26015, 77601, 78045, 129335, 284537, 388005, 853611, 1112281, 1422685, 3129907, 3336843, 4268055, 5561405, 9389721, 12235091, 15649535, 16684215, 36705273, 46948605, 61175455, 134586001, 183526365, 403758003, 672930005, 2018790015]

約数ペア:

[(1, 2018790015), (3, 672930005), (5, 403758003), (11, 183526365), (15, 134586001), (33, 61175455), (43, 46948605), (55, 36705273), (121, 16684215), (129, 15649535), (165, 12235091), (215, 9389721), (363, 5561405), (473, 4268055), (605, 3336843), (645, 3129907), (1419, 1422685), (1815, 1112281), (2365, 853611), (5203, 388005), (7095, 284537), (15609, 129335), (25867, 78045), (26015, 77601)]