26861601

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 40134528

約数和(自身を除く): 13272927

約数列:

[1, 3, 13, 39, 41, 107, 123, 157, 321, 471, 533, 1391, 1599, 2041, 4173, 4387, 6123, 6437, 13161, 16799, 19311, 50397, 57031, 83681, 171093, 218387, 251043, 655161, 688759, 2066277, 8953867, 26861601]

約数ペア:

[(1, 26861601), (3, 8953867), (13, 2066277), (39, 688759), (41, 655161), (107, 251043), (123, 218387), (157, 171093), (321, 83681), (471, 57031), (533, 50397), (1391, 19311), (1599, 16799), (2041, 13161), (4173, 6437), (4387, 6123)]