25869213

素因数分解:

$3^4\times {\mathrm{521}}^1\times {\mathrm{613}}^1$

素因数の和:1146

約数の個数: 20

約数和(自身を含む): 38781468

約数和(自身を除く): 12912255

約数列:

[1, 3, 9, 27, 81, 521, 613, 1563, 1839, 4689, 5517, 14067, 16551, 42201, 49653, 319373, 958119, 2874357, 8623071, 25869213]

約数ペア:

[(1, 25869213), (3, 8623071), (9, 2874357), (27, 958119), (81, 319373), (521, 49653), (613, 42201), (1563, 16551), (1839, 14067), (4689, 5517)]