2830905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:91

約数の個数: 96

約数和(自身を含む): 6589440

約数和(自身を除く): 3758535

約数列:

[1, 3, 5, 7, 9, 11, 15, 19, 21, 33, 35, 43, 45, 55, 57, 63, 77, 95, 99, 105, 129, 133, 165, 171, 209, 215, 231, 285, 301, 315, 385, 387, 399, 473, 495, 627, 645, 665, 693, 817, 855, 903, 1045, 1155, 1197, 1419, 1463, 1505, 1881, 1935, 1995, 2365, 2451, 2709, 3135, 3311, 3465, 4085, 4257, 4389, 4515, 5719, 5985, 7095, 7315, 7353, 8987, 9405, 9933, 12255, 13167, 13545, 16555, 17157, 21285, 21945, 26961, 28595, 29799, 36765, 44935, 49665, 51471, 62909, 65835, 80883, 85785, 134805, 148995, 188727, 257355, 314545, 404415, 566181, 943635, 2830905]

約数ペア:

[(1, 2830905), (3, 943635), (5, 566181), (7, 404415), (9, 314545), (11, 257355), (15, 188727), (19, 148995), (21, 134805), (33, 85785), (35, 80883), (43, 65835), (45, 62909), (55, 51471), (57, 49665), (63, 44935), (77, 36765), (95, 29799), (99, 28595), (105, 26961), (129, 21945), (133, 21285), (165, 17157), (171, 16555), (209, 13545), (215, 13167), (231, 12255), (285, 9933), (301, 9405), (315, 8987), (385, 7353), (387, 7315), (399, 7095), (473, 5985), (495, 5719), (627, 4515), (645, 4389), (665, 4257), (693, 4085), (817, 3465), (855, 3311), (903, 3135), (1045, 2709), (1155, 2451), (1197, 2365), (1419, 1995), (1463, 1935), (1505, 1881)]