54315

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:99

約数の個数: 24

約数和(自身を含む): 101088

約数和(自身を除く): 46773

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 71, 85, 153, 213, 255, 355, 639, 765, 1065, 1207, 3195, 3621, 6035, 10863, 18105, 54315]

約数ペア:

[(1, 54315), (3, 18105), (5, 10863), (9, 6035), (15, 3621), (17, 3195), (45, 1207), (51, 1065), (71, 765), (85, 639), (153, 355), (213, 255)]