28991457

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{3019}}^1$

素因数の和:3133

約数の個数: 24

約数和(自身を含む): 46169760

約数和(自身を除く): 17178303

約数列:

[1, 3, 9, 11, 33, 97, 99, 291, 873, 1067, 3019, 3201, 9057, 9603, 27171, 33209, 99627, 292843, 298881, 878529, 2635587, 3221273, 9663819, 28991457]

約数ペア:

[(1, 28991457), (3, 9663819), (9, 3221273), (11, 2635587), (33, 878529), (97, 298881), (99, 292843), (291, 99627), (873, 33209), (1067, 27171), (3019, 9603), (3201, 9057)]