208550985

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{17401}}^1$

素因数の和:17473

約数の個数: 32

約数和(自身を含む): 360847872

約数和(自身を除く): 152296887

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 141, 235, 255, 705, 799, 2397, 3995, 11985, 17401, 52203, 87005, 261015, 295817, 817847, 887451, 1479085, 2453541, 4089235, 4437255, 12267705, 13903399, 41710197, 69516995, 208550985]

約数ペア:

[(1, 208550985), (3, 69516995), (5, 41710197), (15, 13903399), (17, 12267705), (47, 4437255), (51, 4089235), (85, 2453541), (141, 1479085), (235, 887451), (255, 817847), (705, 295817), (799, 261015), (2397, 87005), (3995, 52203), (11985, 17401)]