28756035

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 63917568

約数和(自身を除く): 35161533

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 43, 45, 55, 63, 77, 99, 105, 129, 165, 193, 215, 231, 301, 315, 385, 387, 473, 495, 579, 645, 693, 903, 965, 1155, 1351, 1419, 1505, 1737, 1935, 2123, 2365, 2709, 2895, 3311, 3465, 4053, 4257, 4515, 6369, 6755, 7095, 8299, 8685, 9933, 10615, 12159, 13545, 14861, 16555, 19107, 20265, 21285, 24897, 29799, 31845, 41495, 44583, 49665, 58093, 60795, 74305, 74691, 91289, 95535, 124485, 133749, 148995, 174279, 222915, 273867, 290465, 373455, 456445, 522837, 639023, 668745, 821601, 871395, 1369335, 1917069, 2614185, 3195115, 4108005, 5751207, 9585345, 28756035]

約数ペア:

[(1, 28756035), (3, 9585345), (5, 5751207), (7, 4108005), (9, 3195115), (11, 2614185), (15, 1917069), (21, 1369335), (33, 871395), (35, 821601), (43, 668745), (45, 639023), (55, 522837), (63, 456445), (77, 373455), (99, 290465), (105, 273867), (129, 222915), (165, 174279), (193, 148995), (215, 133749), (231, 124485), (301, 95535), (315, 91289), (385, 74691), (387, 74305), (473, 60795), (495, 58093), (579, 49665), (645, 44583), (693, 41495), (903, 31845), (965, 29799), (1155, 24897), (1351, 21285), (1419, 20265), (1505, 19107), (1737, 16555), (1935, 14861), (2123, 13545), (2365, 12159), (2709, 10615), (2895, 9933), (3311, 8685), (3465, 8299), (4053, 7095), (4257, 6755), (4515, 6369)]