2015231785

素因数分解:

$5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1\times {\mathrm{1907}}^1$

素因数の和:2305

約数の個数: 32

約数和(自身を含む): 2800638720

約数和(自身を除く): 785406935

約数列:

[1, 5, 7, 35, 109, 277, 545, 763, 1385, 1907, 1939, 3815, 9535, 9695, 13349, 30193, 66745, 150965, 207863, 211351, 528239, 1039315, 1056755, 1455041, 2641195, 3697673, 7275205, 18488365, 57578051, 287890255, 403046357, 2015231785]

約数ペア:

[(1, 2015231785), (5, 403046357), (7, 287890255), (35, 57578051), (109, 18488365), (277, 7275205), (545, 3697673), (763, 2641195), (1385, 1455041), (1907, 1056755), (1939, 1039315), (3815, 528239), (9535, 211351), (9695, 207863), (13349, 150965), (30193, 66745)]