28791345

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{547}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 52476480

約数和(自身を除く): 23685135

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 121, 145, 165, 319, 363, 435, 547, 605, 957, 1595, 1641, 1815, 2735, 3509, 4785, 6017, 8205, 10527, 15863, 17545, 18051, 30085, 47589, 52635, 66187, 79315, 90255, 174493, 198561, 237945, 330935, 523479, 872465, 992805, 1919423, 2617395, 5758269, 9597115, 28791345]

約数ペア:

[(1, 28791345), (3, 9597115), (5, 5758269), (11, 2617395), (15, 1919423), (29, 992805), (33, 872465), (55, 523479), (87, 330935), (121, 237945), (145, 198561), (165, 174493), (319, 90255), (363, 79315), (435, 66187), (547, 52635), (605, 47589), (957, 30085), (1595, 18051), (1641, 17545), (1815, 15863), (2735, 10527), (3509, 8205), (4785, 6017)]