81480519

素因数分解:

$3^3\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 123701760

約数和(自身を除く): 42221241

約数列:

[1, 3, 9, 27, 83, 103, 249, 309, 353, 747, 927, 1059, 2241, 2781, 3177, 8549, 9531, 25647, 29299, 36359, 76941, 87897, 109077, 230823, 263691, 327231, 791073, 981693, 3017797, 9053391, 27160173, 81480519]

約数ペア:

[(1, 81480519), (3, 27160173), (9, 9053391), (27, 3017797), (83, 981693), (103, 791073), (249, 327231), (309, 263691), (353, 230823), (747, 109077), (927, 87897), (1059, 76941), (2241, 36359), (2781, 29299), (3177, 25647), (8549, 9531)]