205258729

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{17681}}^1$

素因数の和:17760

約数の個数: 16

約数和(自身を含む): 237646080

約数和(自身を除く): 32387351

約数列:

[1, 13, 19, 47, 247, 611, 893, 11609, 17681, 229853, 335939, 831007, 4367207, 10803091, 15789133, 205258729]

約数ペア:

[(1, 205258729), (13, 15789133), (19, 10803091), (47, 4367207), (247, 831007), (611, 335939), (893, 229853), (11609, 17681)]