661560255

素因数分解:

$3^2\times 5^1\times {\mathrm{1193}}^1\times {\mathrm{12323}}^1$

素因数の和:13527

約数の個数: 24

約数和(自身を含む): 1147758768

約数和(自身を除く): 486198513

約数列:

[1, 3, 5, 9, 15, 45, 1193, 3579, 5965, 10737, 12323, 17895, 36969, 53685, 61615, 110907, 184845, 554535, 14701339, 44104017, 73506695, 132312051, 220520085, 661560255]

約数ペア:

[(1, 661560255), (3, 220520085), (5, 132312051), (9, 73506695), (15, 44104017), (45, 14701339), (1193, 554535), (3579, 184845), (5965, 110907), (10737, 61615), (12323, 53685), (17895, 36969)]