25908729

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1901}}^1$

素因数の和:1981

約数の個数: 32

約数和(自身を含む): 43822080

約数和(自身を除く): 17913351

約数列:

[1, 3, 7, 11, 21, 33, 59, 77, 177, 231, 413, 649, 1239, 1901, 1947, 4543, 5703, 13307, 13629, 20911, 39921, 62733, 112159, 146377, 336477, 439131, 785113, 1233749, 2355339, 3701247, 8636243, 25908729]

約数ペア:

[(1, 25908729), (3, 8636243), (7, 3701247), (11, 2355339), (21, 1233749), (33, 785113), (59, 439131), (77, 336477), (177, 146377), (231, 112159), (413, 62733), (649, 39921), (1239, 20911), (1901, 13629), (1947, 13307), (4543, 5703)]