28753509

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{2213}}^1$

素因数の和:2348

約数の個数: 16

約数和(自身を含む): 39533184

約数和(自身を除く): 10779675

約数列:

[1, 3, 61, 71, 183, 213, 2213, 4331, 6639, 12993, 134993, 157123, 404979, 471369, 9584503, 28753509]

約数ペア:

[(1, 28753509), (3, 9584503), (61, 471369), (71, 404979), (183, 157123), (213, 134993), (2213, 12993), (4331, 6639)]