25036851

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 40550400

約数和(自身を除く): 15513549

約数列:

[1, 3, 7, 19, 21, 57, 131, 133, 393, 399, 479, 917, 1437, 2489, 2751, 3353, 7467, 9101, 10059, 17423, 27303, 52269, 62749, 63707, 188247, 191121, 439243, 1192231, 1317729, 3576693, 8345617, 25036851]

約数ペア:

[(1, 25036851), (3, 8345617), (7, 3576693), (19, 1317729), (21, 1192231), (57, 439243), (131, 191121), (133, 188247), (393, 63707), (399, 62749), (479, 52269), (917, 27303), (1437, 17423), (2489, 10059), (2751, 9101), (3353, 7467)]