209262843

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{3919}}^1$

素因数の和:4291

約数の個数: 24

約数和(自身を含む): 321048000

約数和(自身を除く): 111785157

約数列:

[1, 3, 9, 17, 51, 153, 349, 1047, 3141, 3919, 5933, 11757, 17799, 35271, 53397, 66623, 199869, 599607, 1367731, 4103193, 12309579, 23251427, 69754281, 209262843]

約数ペア:

[(1, 209262843), (3, 69754281), (9, 23251427), (17, 12309579), (51, 4103193), (153, 1367731), (349, 599607), (1047, 199869), (3141, 66623), (3919, 53397), (5933, 35271), (11757, 17799)]