205457508

素因数分解:

$2^2\times 3^2\times {\mathrm{487}}^1\times {\mathrm{11719}}^1$

素因数の和:12216

約数の個数: 36

約数和(自身を含む): 520461760

約数和(自身を除く): 315004252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 487, 974, 1461, 1948, 2922, 4383, 5844, 8766, 11719, 17532, 23438, 35157, 46876, 70314, 105471, 140628, 210942, 421884, 5707153, 11414306, 17121459, 22828612, 34242918, 51364377, 68485836, 102728754, 205457508]

約数ペア:

[(1, 205457508), (2, 102728754), (3, 68485836), (4, 51364377), (6, 34242918), (9, 22828612), (12, 17121459), (18, 11414306), (36, 5707153), (487, 421884), (974, 210942), (1461, 140628), (1948, 105471), (2922, 70314), (4383, 46876), (5844, 35157), (8766, 23438), (11719, 17532)]