28559013

素因数分解:

$3^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{1123}}^1$

素因数の和:1313

約数の個数: 24

約数和(自身を含む): 44591328

約数和(自身を除く): 16032315

約数列:

[1, 3, 7, 21, 49, 147, 173, 519, 1123, 1211, 3369, 3633, 7861, 8477, 23583, 25431, 55027, 165081, 194279, 582837, 1359953, 4079859, 9519671, 28559013]

約数ペア:

[(1, 28559013), (3, 9519671), (7, 4079859), (21, 1359953), (49, 582837), (147, 194279), (173, 165081), (519, 55027), (1123, 25431), (1211, 23583), (3369, 8477), (3633, 7861)]