22209985

素因数分解:

$5^1\times 7^2\times {\mathrm{269}}^1\times {\mathrm{337}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 31210920

約数和(自身を除く): 9000935

約数列:

[1, 5, 7, 35, 49, 245, 269, 337, 1345, 1685, 1883, 2359, 9415, 11795, 13181, 16513, 65905, 82565, 90653, 453265, 634571, 3172855, 4441997, 22209985]

約数ペア:

[(1, 22209985), (5, 4441997), (7, 3172855), (35, 634571), (49, 453265), (245, 90653), (269, 82565), (337, 65905), (1345, 16513), (1685, 13181), (1883, 11795), (2359, 9415)]