67681887

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 114452352

約数和(自身を除く): 46770465

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 107, 147, 273, 321, 331, 637, 749, 993, 1391, 1911, 2247, 2317, 4173, 4303, 5243, 6951, 9737, 12909, 15729, 16219, 29211, 30121, 35417, 48657, 68159, 90363, 106251, 204477, 210847, 247919, 460421, 632541, 743757, 1381263, 1735433, 3222947, 5206299, 9668841, 22560629, 67681887]

約数ペア:

[(1, 67681887), (3, 22560629), (7, 9668841), (13, 5206299), (21, 3222947), (39, 1735433), (49, 1381263), (91, 743757), (107, 632541), (147, 460421), (273, 247919), (321, 210847), (331, 204477), (637, 106251), (749, 90363), (993, 68159), (1391, 48657), (1911, 35417), (2247, 30121), (2317, 29211), (4173, 16219), (4303, 15729), (5243, 12909), (6951, 9737)]