28856007

素因数分解:

$3^6\times {\mathrm{23}}^1\times {\mathrm{1721}}^1$

素因数の和:1762

約数の個数: 28

約数和(自身を含む): 45171504

約数和(自身を除く): 16315497

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 729, 1721, 1863, 5163, 5589, 15489, 16767, 39583, 46467, 118749, 139401, 356247, 418203, 1068741, 1254609, 3206223, 9618669, 28856007]

約数ペア:

[(1, 28856007), (3, 9618669), (9, 3206223), (23, 1254609), (27, 1068741), (69, 418203), (81, 356247), (207, 139401), (243, 118749), (621, 46467), (729, 39583), (1721, 16767), (1863, 15489), (5163, 5589)]