289013879

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2129}}^1$

素因数の和:2231

約数の個数: 32

約数和(自身を含む): 377879040

約数和(自身を除く): 88865161

約数列:

[1, 7, 11, 41, 43, 77, 287, 301, 451, 473, 1763, 2129, 3157, 3311, 12341, 14903, 19393, 23419, 87289, 91547, 135751, 163933, 611023, 640829, 960179, 1007017, 3753427, 6721253, 7049119, 26273989, 41287697, 289013879]

約数ペア:

[(1, 289013879), (7, 41287697), (11, 26273989), (41, 7049119), (43, 6721253), (77, 3753427), (287, 1007017), (301, 960179), (451, 640829), (473, 611023), (1763, 163933), (2129, 135751), (3157, 91547), (3311, 87289), (12341, 23419), (14903, 19393)]