309148487

素因数分解:

${\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{20887}}^1$

素因数の和:20966

約数の個数: 12

約数和(自身を含む): 334249776

約数和(自身を除く): 25101289

約数列:

[1, 19, 41, 361, 779, 14801, 20887, 396853, 856367, 7540207, 16270973, 309148487]

約数ペア:

[(1, 309148487), (19, 16270973), (41, 7540207), (361, 856367), (779, 396853), (14801, 20887)]