90225905

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{33479}}^1$

素因数の和:33509

約数の個数: 24

約数和(自身を含む): 137401920

約数和(自身を除く): 47176015

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 2695, 33479, 167395, 234353, 368269, 1171765, 1640471, 1841345, 2577883, 8202355, 12889415, 18045181, 90225905]

約数ペア:

[(1, 90225905), (5, 18045181), (7, 12889415), (11, 8202355), (35, 2577883), (49, 1841345), (55, 1640471), (77, 1171765), (245, 368269), (385, 234353), (539, 167395), (2695, 33479)]