28006525

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{919}}^1$

素因数の和:1005

約数の個数: 24

約数和(自身を含む): 36961920

約数和(自身を除く): 8955395

約数列:

[1, 5, 23, 25, 53, 115, 265, 575, 919, 1219, 1325, 4595, 6095, 21137, 22975, 30475, 48707, 105685, 243535, 528425, 1120261, 1217675, 5601305, 28006525]

約数ペア:

[(1, 28006525), (5, 5601305), (23, 1217675), (25, 1120261), (53, 528425), (115, 243535), (265, 105685), (575, 48707), (919, 30475), (1219, 22975), (1325, 21137), (4595, 6095)]