178492743

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{419}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 304536960

約数和(自身を除く): 126044217

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 331, 419, 429, 993, 1257, 1287, 2979, 3641, 3771, 4303, 4609, 5447, 10923, 12909, 13827, 16341, 32769, 38727, 41481, 47333, 49023, 59917, 138689, 141999, 179751, 416067, 425997, 539253, 1248201, 1525579, 1802957, 4576737, 5408871, 13730211, 16226613, 19832527, 59497581, 178492743]

約数ペア:

[(1, 178492743), (3, 59497581), (9, 19832527), (11, 16226613), (13, 13730211), (33, 5408871), (39, 4576737), (99, 1802957), (117, 1525579), (143, 1248201), (331, 539253), (419, 425997), (429, 416067), (993, 179751), (1257, 141999), (1287, 138689), (2979, 59917), (3641, 49023), (3771, 47333), (4303, 41481), (4609, 38727), (5447, 32769), (10923, 16341), (12909, 13827)]