16419249

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:115

約数の個数: 96

約数和(自身を含む): 32947200

約数和(自身を除く): 16527951

約数列:

[1, 3, 7, 9, 11, 19, 21, 29, 33, 43, 57, 63, 77, 87, 99, 129, 133, 171, 203, 209, 231, 261, 301, 319, 387, 399, 473, 551, 609, 627, 693, 817, 903, 957, 1197, 1247, 1419, 1463, 1653, 1827, 1881, 2233, 2451, 2709, 2871, 3311, 3741, 3857, 4257, 4389, 4959, 5719, 6061, 6699, 7353, 8729, 8987, 9933, 11223, 11571, 13167, 13717, 17157, 18183, 20097, 23693, 26187, 26961, 29799, 34713, 41151, 42427, 51471, 54549, 62909, 71079, 78561, 80883, 96019, 123453, 127281, 165851, 188727, 213237, 260623, 288057, 381843, 497553, 566181, 781869, 864171, 1492659, 1824361, 2345607, 5473083, 16419249]

約数ペア:

[(1, 16419249), (3, 5473083), (7, 2345607), (9, 1824361), (11, 1492659), (19, 864171), (21, 781869), (29, 566181), (33, 497553), (43, 381843), (57, 288057), (63, 260623), (77, 213237), (87, 188727), (99, 165851), (129, 127281), (133, 123453), (171, 96019), (203, 80883), (209, 78561), (231, 71079), (261, 62909), (301, 54549), (319, 51471), (387, 42427), (399, 41151), (473, 34713), (551, 29799), (609, 26961), (627, 26187), (693, 23693), (817, 20097), (903, 18183), (957, 17157), (1197, 13717), (1247, 13167), (1419, 11571), (1463, 11223), (1653, 9933), (1827, 8987), (1881, 8729), (2233, 7353), (2451, 6699), (2709, 6061), (2871, 5719), (3311, 4959), (3741, 4389), (3857, 4257)]