126211813

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{72997}}^1$

素因数の和:73036

約数の個数: 16

約数和(自身を含む): 163515520

約数和(自身を除く): 37303707

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 72997, 510979, 948961, 1386943, 6642727, 9708601, 18030259, 126211813]

約数ペア:

[(1, 126211813), (7, 18030259), (13, 9708601), (19, 6642727), (91, 1386943), (133, 948961), (247, 510979), (1729, 72997)]