201512905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{7649}}^1$

素因数の和:8144

約数の個数: 16

約数和(自身を含む): 264384000

約数和(自身を除く): 62871095

約数列:

[1, 5, 11, 55, 479, 2395, 5269, 7649, 26345, 38245, 84139, 420695, 3663871, 18319355, 40302581, 201512905]

約数ペア:

[(1, 201512905), (5, 40302581), (11, 18319355), (55, 3663871), (479, 420695), (2395, 84139), (5269, 38245), (7649, 26345)]