28504294

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8243}}^1$

素因数の和:8284

約数の個数: 32

約数和(自身を含む): 55399680

約数和(自身を除く): 26895386

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 8243, 16486, 57701, 107159, 115402, 156617, 214318, 313234, 750113, 1096319, 1500226, 2036021, 2192638, 4072042, 14252147, 28504294]

約数ペア:

[(1, 28504294), (2, 14252147), (7, 4072042), (13, 2192638), (14, 2036021), (19, 1500226), (26, 1096319), (38, 750113), (91, 313234), (133, 214318), (182, 156617), (247, 115402), (266, 107159), (494, 57701), (1729, 16486), (3458, 8243)]