13190905

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 19885824

約数和(自身を除く): 6694919

約数列:

[1, 5, 7, 13, 35, 53, 65, 91, 265, 371, 455, 547, 689, 1855, 2735, 3445, 3829, 4823, 7111, 19145, 24115, 28991, 35555, 49777, 144955, 202937, 248885, 376883, 1014685, 1884415, 2638181, 13190905]

約数ペア:

[(1, 13190905), (5, 2638181), (7, 1884415), (13, 1014685), (35, 376883), (53, 248885), (65, 202937), (91, 144955), (265, 49777), (371, 35555), (455, 28991), (547, 24115), (689, 19145), (1855, 7111), (2735, 4823), (3445, 3829)]