308945833

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{331843}}^1$

素因数の和:331876

約数の個数: 12

約数和(自身を含む): 378302160

約数和(自身を除く): 69356327

約数列:

[1, 7, 19, 49, 133, 931, 331843, 2322901, 6305017, 16260307, 44135119, 308945833]

約数ペア:

[(1, 308945833), (7, 44135119), (19, 16260307), (49, 6305017), (133, 2322901), (931, 331843)]