131887455

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{66109}}^1$

素因数の和:66143

約数の個数: 32

約数和(自身を含む): 253862400

約数和(自身を除く): 121974945

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 66109, 198327, 330545, 462763, 991635, 1256071, 1388289, 2313815, 3768213, 6280355, 6941445, 8792497, 18841065, 26377491, 43962485, 131887455]

約数ペア:

[(1, 131887455), (3, 43962485), (5, 26377491), (7, 18841065), (15, 8792497), (19, 6941445), (21, 6280355), (35, 3768213), (57, 2313815), (95, 1388289), (105, 1256071), (133, 991635), (285, 462763), (399, 330545), (665, 198327), (1995, 66109)]