25856487

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{631}}^1$

素因数の和:823

約数の個数: 24

約数和(自身を含む): 38943840

約数和(自身を除く): 13087353

約数列:

[1, 3, 9, 29, 87, 157, 261, 471, 631, 1413, 1893, 4553, 5679, 13659, 18299, 40977, 54897, 99067, 164691, 297201, 891603, 2872943, 8618829, 25856487]

約数ペア:

[(1, 25856487), (3, 8618829), (9, 2872943), (29, 891603), (87, 297201), (157, 164691), (261, 99067), (471, 54897), (631, 40977), (1413, 18299), (1893, 13659), (4553, 5679)]