28028025

素因数分解:

$3^4\times 5^2\times {\mathrm{13841}}^1$

素因数の和:13863

約数の個数: 30

約数和(自身を含む): 51921342

約数和(自身を除く): 23893317

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 13841, 41523, 69205, 124569, 207615, 346025, 373707, 622845, 1038075, 1121121, 1868535, 3114225, 5605605, 9342675, 28028025]

約数ペア:

[(1, 28028025), (3, 9342675), (5, 5605605), (9, 3114225), (15, 1868535), (25, 1121121), (27, 1038075), (45, 622845), (75, 373707), (81, 346025), (135, 207615), (225, 124569), (405, 69205), (675, 41523), (2025, 13841)]