38961741

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3319}}^1$

素因数の和:3385

約数の個数: 32

約数和(自身を含む): 65443840

約数和(自身を除く): 26482099

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1677, 3319, 3913, 9957, 11739, 23233, 43147, 69699, 129441, 142717, 302029, 428151, 906087, 999019, 1855321, 2997057, 5565963, 12987247, 38961741]

約数ペア:

[(1, 38961741), (3, 12987247), (7, 5565963), (13, 2997057), (21, 1855321), (39, 999019), (43, 906087), (91, 428151), (129, 302029), (273, 142717), (301, 129441), (559, 69699), (903, 43147), (1677, 23233), (3319, 11739), (3913, 9957)]