618497937

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1229}}^1$

素因数の和:1372

約数の個数: 48

約数和(自身を含む): 984984000

約数和(自身を除く): 366486063

約数列:

[1, 3, 9, 19, 27, 57, 81, 109, 171, 243, 327, 513, 981, 1229, 1539, 2071, 2943, 3687, 4617, 6213, 8829, 11061, 18639, 23351, 26487, 33183, 55917, 70053, 99549, 133961, 167751, 210159, 298647, 401883, 503253, 630477, 1205649, 1891431, 2545259, 3616947, 5674293, 7635777, 10850841, 22907331, 32552523, 68721993, 206165979, 618497937]

約数ペア:

[(1, 618497937), (3, 206165979), (9, 68721993), (19, 32552523), (27, 22907331), (57, 10850841), (81, 7635777), (109, 5674293), (171, 3616947), (243, 2545259), (327, 1891431), (513, 1205649), (981, 630477), (1229, 503253), (1539, 401883), (2071, 298647), (2943, 210159), (3687, 167751), (4617, 133961), (6213, 99549), (8829, 70053), (11061, 55917), (18639, 33183), (23351, 26487)]