249408045

素因数分解:

$3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 456019200

約数和(自身を除く): 206611155

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 135, 173, 177, 181, 295, 519, 531, 543, 865, 885, 905, 1557, 1593, 1629, 2595, 2655, 2715, 4671, 4887, 7785, 7965, 8145, 10207, 10679, 23355, 24435, 30621, 31313, 32037, 51035, 53395, 91863, 93939, 96111, 153105, 156565, 160185, 275589, 281817, 288333, 459315, 469695, 480555, 845451, 1377945, 1409085, 1441665, 1847467, 4227255, 5542401, 9237335, 16627203, 27712005, 49881609, 83136015, 249408045]

約数ペア:

[(1, 249408045), (3, 83136015), (5, 49881609), (9, 27712005), (15, 16627203), (27, 9237335), (45, 5542401), (59, 4227255), (135, 1847467), (173, 1441665), (177, 1409085), (181, 1377945), (295, 845451), (519, 480555), (531, 469695), (543, 459315), (865, 288333), (885, 281817), (905, 275589), (1557, 160185), (1593, 156565), (1629, 153105), (2595, 96111), (2655, 93939), (2715, 91863), (4671, 53395), (4887, 51035), (7785, 32037), (7965, 31313), (8145, 30621), (10207, 24435), (10679, 23355)]