347902130

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{490003}}^1$

素因数の和:490081

約数の個数: 16

約数和(自身を含む): 635045184

約数和(自身を除く): 287143054

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 490003, 980006, 2450015, 4900030, 34790213, 69580426, 173951065, 347902130]

約数ペア:

[(1, 347902130), (2, 173951065), (5, 69580426), (10, 34790213), (71, 4900030), (142, 2450015), (355, 980006), (710, 490003)]