28784943

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5101}}^1$

素因数の和:5140

約数の個数: 32

約数和(自身を含む): 48979200

約数和(自身を除く): 20194257

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 5101, 5643, 15303, 45909, 56111, 96919, 137727, 168333, 290757, 504999, 872271, 1066109, 1514997, 2616813, 3198327, 9594981, 28784943]

約数ペア:

[(1, 28784943), (3, 9594981), (9, 3198327), (11, 2616813), (19, 1514997), (27, 1066109), (33, 872271), (57, 504999), (99, 290757), (171, 168333), (209, 137727), (297, 96919), (513, 56111), (627, 45909), (1881, 15303), (5101, 5643)]