260018553

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{487}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 401604480

約数和(自身を除く): 141585927

約数列:

[1, 3, 17, 19, 29, 51, 57, 87, 323, 361, 487, 493, 551, 969, 1083, 1461, 1479, 1653, 6137, 8279, 9253, 9367, 10469, 14123, 18411, 24837, 27759, 28101, 31407, 42369, 157301, 175807, 177973, 240091, 268337, 471903, 527421, 533919, 720273, 805011, 2988719, 4561729, 5098403, 8966157, 13685187, 15295209, 86672851, 260018553]

約数ペア:

[(1, 260018553), (3, 86672851), (17, 15295209), (19, 13685187), (29, 8966157), (51, 5098403), (57, 4561729), (87, 2988719), (323, 805011), (361, 720273), (487, 533919), (493, 527421), (551, 471903), (969, 268337), (1083, 240091), (1461, 177973), (1479, 175807), (1653, 157301), (6137, 42369), (8279, 31407), (9253, 28101), (9367, 27759), (10469, 24837), (14123, 18411)]