245879415

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107137}}^1$

素因数の和:107168

約数の個数: 32

約数和(自身を含む): 462836160

約数和(自身を除く): 216956745

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 107137, 321411, 535685, 964233, 1607055, 1821329, 2892699, 4821165, 5463987, 9106645, 14463495, 16391961, 27319935, 49175883, 81959805, 245879415]

約数ペア:

[(1, 245879415), (3, 81959805), (5, 49175883), (9, 27319935), (15, 16391961), (17, 14463495), (27, 9106645), (45, 5463987), (51, 4821165), (85, 2892699), (135, 1821329), (153, 1607055), (255, 964233), (459, 535685), (765, 321411), (2295, 107137)]