28450785

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{641}}^1$

素因数の和:929

約数の個数: 32

約数和(自身を含む): 49921920

約数和(自身を除く): 21471135

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 269, 641, 807, 1345, 1923, 2959, 3205, 4035, 7051, 8877, 9615, 14795, 21153, 35255, 44385, 105765, 172429, 517287, 862145, 1896719, 2586435, 5690157, 9483595, 28450785]

約数ペア:

[(1, 28450785), (3, 9483595), (5, 5690157), (11, 2586435), (15, 1896719), (33, 862145), (55, 517287), (165, 172429), (269, 105765), (641, 44385), (807, 35255), (1345, 21153), (1923, 14795), (2959, 9615), (3205, 8877), (4035, 7051)]