178245

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 328536

約数和(自身を除く): 150291

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 233, 255, 699, 765, 1165, 2097, 3495, 3961, 10485, 11883, 19805, 35649, 59415, 178245]

約数ペア:

[(1, 178245), (3, 59415), (5, 35649), (9, 19805), (15, 11883), (17, 10485), (45, 3961), (51, 3495), (85, 2097), (153, 1165), (233, 765), (255, 699)]