1274949

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1$

素因数の和:677

約数の個数: 24

約数和(自身を含む): 2103192

約数和(自身を除く): 828243

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 641, 663, 1923, 1989, 5769, 8333, 10897, 24999, 32691, 74997, 98073, 141661, 424983, 1274949]

約数ペア:

[(1, 1274949), (3, 424983), (9, 141661), (13, 98073), (17, 74997), (39, 32691), (51, 24999), (117, 10897), (153, 8333), (221, 5769), (641, 1989), (663, 1923)]