256137165

素因数分解:

$3^2\times 5^1\times {\mathrm{1511}}^1\times {\mathrm{3767}}^1$

素因数の和:5289

約数の個数: 24

約数和(自身を含む): 444382848

約数和(自身を除く): 188245683

約数列:

[1, 3, 5, 9, 15, 45, 1511, 3767, 4533, 7555, 11301, 13599, 18835, 22665, 33903, 56505, 67995, 169515, 5691937, 17075811, 28459685, 51227433, 85379055, 256137165]

約数ペア:

[(1, 256137165), (3, 85379055), (5, 51227433), (9, 28459685), (15, 17075811), (45, 5691937), (1511, 169515), (3767, 67995), (4533, 56505), (7555, 33903), (11301, 22665), (13599, 18835)]