15597777

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 23417856

約数和(自身を除く): 7820079

約数列:

[1, 3, 13, 39, 43, 71, 129, 131, 213, 393, 559, 923, 1677, 1703, 2769, 3053, 5109, 5633, 9159, 9301, 16899, 27903, 39689, 73229, 119067, 120913, 219687, 362739, 399943, 1199829, 5199259, 15597777]

約数ペア:

[(1, 15597777), (3, 5199259), (13, 1199829), (39, 399943), (43, 362739), (71, 219687), (129, 120913), (131, 119067), (213, 73229), (393, 39689), (559, 27903), (923, 16899), (1677, 9301), (1703, 9159), (2769, 5633), (3053, 5109)]