40028439

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{277}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 60848640

約数和(自身を除く): 20820201

約数列:

[1, 3, 11, 29, 33, 87, 151, 277, 319, 453, 831, 957, 1661, 3047, 4379, 4983, 8033, 9141, 13137, 24099, 41827, 48169, 88363, 125481, 144507, 265089, 460097, 1212983, 1380291, 3638949, 13342813, 40028439]

約数ペア:

[(1, 40028439), (3, 13342813), (11, 3638949), (29, 1380291), (33, 1212983), (87, 460097), (151, 265089), (277, 144507), (319, 125481), (453, 88363), (831, 48169), (957, 41827), (1661, 24099), (3047, 13137), (4379, 9141), (4983, 8033)]