40638663

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 67572960

約数和(自身を除く): 26934297

約数列:

[1, 3, 9, 13, 19, 39, 57, 101, 117, 171, 181, 247, 303, 543, 741, 909, 1313, 1629, 1919, 2223, 2353, 3439, 3939, 5757, 7059, 10317, 11817, 17271, 18281, 21177, 24947, 30951, 44707, 54843, 74841, 134121, 164529, 224523, 237653, 347339, 402363, 712959, 1042017, 2138877, 3126051, 4515407, 13546221, 40638663]

約数ペア:

[(1, 40638663), (3, 13546221), (9, 4515407), (13, 3126051), (19, 2138877), (39, 1042017), (57, 712959), (101, 402363), (117, 347339), (171, 237653), (181, 224523), (247, 164529), (303, 134121), (543, 74841), (741, 54843), (909, 44707), (1313, 30951), (1629, 24947), (1919, 21177), (2223, 18281), (2353, 17271), (3439, 11817), (3939, 10317), (5757, 7059)]