65231805

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{521}}^1$

素因数の和:1037

約数の個数: 32

約数和(自身を含む): 110947968

約数和(自身を除く): 45716163

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 491, 521, 1473, 1563, 2455, 2605, 7365, 7815, 8347, 8857, 25041, 26571, 41735, 44285, 125205, 132855, 255811, 767433, 1279055, 3837165, 4348787, 13046361, 21743935, 65231805]

約数ペア:

[(1, 65231805), (3, 21743935), (5, 13046361), (15, 4348787), (17, 3837165), (51, 1279055), (85, 767433), (255, 255811), (491, 132855), (521, 125205), (1473, 44285), (1563, 41735), (2455, 26571), (2605, 25041), (7365, 8857), (7815, 8347)]