280253439

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{182101}}^1$

素因数の和:182132

約数の個数: 20

約数和(自身を含む): 440686840

約数和(自身を除く): 160433401

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 182101, 546303, 1638909, 3459919, 4916727, 10379757, 14750181, 31139271, 93417813, 280253439]

約数ペア:

[(1, 280253439), (3, 93417813), (9, 31139271), (19, 14750181), (27, 10379757), (57, 4916727), (81, 3459919), (171, 1638909), (513, 546303), (1539, 182101)]