253442919

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{311}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 391322880

約数和(自身を除く): 137879961

約数列:

[1, 3, 17, 19, 29, 51, 57, 87, 311, 323, 493, 551, 841, 933, 969, 1479, 1653, 2523, 5287, 5909, 9019, 9367, 14297, 15861, 15979, 17727, 27057, 28101, 42891, 47937, 100453, 153323, 171361, 261551, 271643, 301359, 459969, 514083, 784653, 814929, 2913137, 4446367, 4969469, 8739411, 13339101, 14908407, 84480973, 253442919]

約数ペア:

[(1, 253442919), (3, 84480973), (17, 14908407), (19, 13339101), (29, 8739411), (51, 4969469), (57, 4446367), (87, 2913137), (311, 814929), (323, 784653), (493, 514083), (551, 459969), (841, 301359), (933, 271643), (969, 261551), (1479, 171361), (1653, 153323), (2523, 100453), (5287, 47937), (5909, 42891), (9019, 28101), (9367, 27057), (14297, 17727), (15861, 15979)]