2013550905

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{27581}}^1$

素因数の和:27777

約数の個数: 32

約数和(自身を含む): 3346910208

約数和(自身を除く): 1333359303

約数列:

[1, 3, 5, 15, 31, 93, 155, 157, 465, 471, 785, 2355, 4867, 14601, 24335, 27581, 73005, 82743, 137905, 413715, 855011, 2565033, 4275055, 4330217, 12825165, 12990651, 21651085, 64953255, 134236727, 402710181, 671183635, 2013550905]

約数ペア:

[(1, 2013550905), (3, 671183635), (5, 402710181), (15, 134236727), (31, 64953255), (93, 21651085), (155, 12990651), (157, 12825165), (465, 4330217), (471, 4275055), (785, 2565033), (2355, 855011), (4867, 413715), (14601, 137905), (24335, 82743), (27581, 73005)]