1277271485

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3083}}^1$

素因数の和:3210

約数の個数: 48

約数和(自身を含む): 1898510400

約数和(自身を除く): 621238915

約数列:

[1, 5, 7, 19, 35, 49, 89, 95, 133, 245, 445, 623, 665, 931, 1691, 3083, 3115, 4361, 4655, 8455, 11837, 15415, 21581, 21805, 58577, 59185, 82859, 107905, 151067, 274387, 292885, 410039, 414295, 755335, 1371935, 1920709, 2050195, 2870273, 5213353, 9603545, 13444963, 14351365, 26066765, 36493471, 67224815, 182467355, 255454297, 1277271485]

約数ペア:

[(1, 1277271485), (5, 255454297), (7, 182467355), (19, 67224815), (35, 36493471), (49, 26066765), (89, 14351365), (95, 13444963), (133, 9603545), (245, 5213353), (445, 2870273), (623, 2050195), (665, 1920709), (931, 1371935), (1691, 755335), (3083, 414295), (3115, 410039), (4361, 292885), (4655, 274387), (8455, 151067), (11837, 107905), (15415, 82859), (21581, 59185), (21805, 58577)]