358147321

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{384691}}^1$

素因数の和:384724

約数の個数: 12

約数和(自身を含む): 438548880

約数和(自身を除く): 80401559

約数列:

[1, 7, 19, 49, 133, 931, 384691, 2692837, 7309129, 18849859, 51163903, 358147321]

約数ペア:

[(1, 358147321), (7, 51163903), (19, 18849859), (49, 7309129), (133, 2692837), (931, 384691)]