25748931

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 39771648

約数和(自身を除く): 14022717

約数列:

[1, 3, 13, 17, 39, 51, 71, 213, 221, 547, 663, 923, 1207, 1641, 2769, 3621, 7111, 9299, 15691, 21333, 27897, 38837, 47073, 116511, 120887, 362661, 504881, 660229, 1514643, 1980687, 8582977, 25748931]

約数ペア:

[(1, 25748931), (3, 8582977), (13, 1980687), (17, 1514643), (39, 660229), (51, 504881), (71, 362661), (213, 120887), (221, 116511), (547, 47073), (663, 38837), (923, 27897), (1207, 21333), (1641, 15691), (2769, 9299), (3621, 7111)]