2015379905

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{168863}}^1$

素因数の和:168917

約数の個数: 32

約数和(自身を含む): 3112501248

約数和(自身を除く): 1097121343

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 155, 217, 341, 385, 1085, 1705, 2387, 11935, 168863, 844315, 1182041, 1857493, 5234753, 5910205, 9287465, 13002451, 26173765, 36643271, 57582283, 65012255, 183216355, 287911415, 403075981, 2015379905]

約数ペア:

[(1, 2015379905), (5, 403075981), (7, 287911415), (11, 183216355), (31, 65012255), (35, 57582283), (55, 36643271), (77, 26173765), (155, 13002451), (217, 9287465), (341, 5910205), (385, 5234753), (1085, 1857493), (1705, 1182041), (2387, 844315), (11935, 168863)]