25551729

素因数分解:

$3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1697}}^1$

素因数の和:1949

約数の個数: 24

約数和(自身を含む): 42382080

約数和(自身を除く): 16830351

約数列:

[1, 3, 7, 9, 21, 63, 239, 717, 1673, 1697, 2151, 5019, 5091, 11879, 15057, 15273, 35637, 106911, 405583, 1216749, 2839081, 3650247, 8517243, 25551729]

約数ペア:

[(1, 25551729), (3, 8517243), (7, 3650247), (9, 2839081), (21, 1216749), (63, 405583), (239, 106911), (717, 35637), (1673, 15273), (1697, 15057), (2151, 11879), (5019, 5091)]