258310073

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 335554560

約数和(自身を除く): 77244487

約数列:

[1, 7, 19, 31, 43, 47, 133, 217, 301, 329, 589, 817, 893, 961, 1333, 1457, 2021, 4123, 5719, 6251, 6727, 9331, 10199, 14147, 18259, 25327, 27683, 38399, 41323, 45167, 62651, 127813, 177289, 193781, 268793, 289261, 316169, 438557, 785137, 858173, 1190369, 1942181, 5495959, 6007211, 8332583, 13595267, 36901439, 258310073]

約数ペア:

[(1, 258310073), (7, 36901439), (19, 13595267), (31, 8332583), (43, 6007211), (47, 5495959), (133, 1942181), (217, 1190369), (301, 858173), (329, 785137), (589, 438557), (817, 316169), (893, 289261), (961, 268793), (1333, 193781), (1457, 177289), (2021, 127813), (4123, 62651), (5719, 45167), (6251, 41323), (6727, 38399), (9331, 27683), (10199, 25327), (14147, 18259)]