57281553

素因数分解:

$3^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1523}}^1$

素因数の和:1738

約数の個数: 32

約数和(自身を含む): 97536000

約数和(自身を除く): 40254447

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 199, 597, 1393, 1523, 1791, 4179, 4569, 5373, 10661, 12537, 13707, 31983, 37611, 41121, 95949, 287847, 303077, 909231, 2121539, 2727693, 6364617, 8183079, 19093851, 57281553]

約数ペア:

[(1, 57281553), (3, 19093851), (7, 8183079), (9, 6364617), (21, 2727693), (27, 2121539), (63, 909231), (189, 303077), (199, 287847), (597, 95949), (1393, 41121), (1523, 37611), (1791, 31983), (4179, 13707), (4569, 12537), (5373, 10661)]