19388025

素因数分解:

$3^3\times 5^2\times {\mathrm{28723}}^1$

素因数の和:28742

約数の個数: 24

約数和(自身を含む): 35617760

約数和(自身を除く): 16229735

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 28723, 86169, 143615, 258507, 430845, 718075, 775521, 1292535, 2154225, 3877605, 6462675, 19388025]

約数ペア:

[(1, 19388025), (3, 6462675), (5, 3877605), (9, 2154225), (15, 1292535), (25, 775521), (27, 718075), (45, 430845), (75, 258507), (135, 143615), (225, 86169), (675, 28723)]