142387465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1\times {\mathrm{271}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 192471552

約数和(自身を除く): 50084087

約数列:

[1, 5, 11, 41, 55, 205, 233, 271, 451, 1165, 1355, 2255, 2563, 2981, 9553, 11111, 12815, 14905, 47765, 55555, 63143, 105083, 122221, 315715, 525415, 611105, 694573, 2588863, 3472865, 12944315, 28477493, 142387465]

約数ペア:

[(1, 142387465), (5, 28477493), (11, 12944315), (41, 3472865), (55, 2588863), (205, 694573), (233, 611105), (271, 525415), (451, 315715), (1165, 122221), (1355, 105083), (2255, 63143), (2563, 55555), (2981, 47765), (9553, 14905), (11111, 12815)]