28054455

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:113

約数の個数: 96

約数和(自身を含む): 56306880

約数和(自身を除く): 28252425

約数列:

[1, 3, 5, 11, 13, 15, 29, 33, 39, 41, 55, 65, 87, 121, 123, 143, 145, 165, 195, 205, 319, 363, 377, 429, 435, 451, 533, 605, 615, 715, 957, 1131, 1189, 1353, 1573, 1595, 1599, 1815, 1885, 2145, 2255, 2665, 3509, 3567, 4147, 4719, 4785, 4961, 5655, 5863, 5945, 6765, 7865, 7995, 10527, 12441, 13079, 14883, 15457, 17545, 17589, 17835, 20735, 23595, 24805, 29315, 39237, 45617, 46371, 52635, 62205, 64493, 65395, 74415, 77285, 87945, 136851, 143869, 170027, 193479, 196185, 228085, 231855, 322465, 431607, 510081, 684255, 719345, 850135, 967395, 1870297, 2158035, 2550405, 5610891, 9351485, 28054455]

約数ペア:

[(1, 28054455), (3, 9351485), (5, 5610891), (11, 2550405), (13, 2158035), (15, 1870297), (29, 967395), (33, 850135), (39, 719345), (41, 684255), (55, 510081), (65, 431607), (87, 322465), (121, 231855), (123, 228085), (143, 196185), (145, 193479), (165, 170027), (195, 143869), (205, 136851), (319, 87945), (363, 77285), (377, 74415), (429, 65395), (435, 64493), (451, 62205), (533, 52635), (605, 46371), (615, 45617), (715, 39237), (957, 29315), (1131, 24805), (1189, 23595), (1353, 20735), (1573, 17835), (1595, 17589), (1599, 17545), (1815, 15457), (1885, 14883), (2145, 13079), (2255, 12441), (2665, 10527), (3509, 7995), (3567, 7865), (4147, 6765), (4719, 5945), (4785, 5863), (4961, 5655)]