138956895

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 324593568

約数和(自身を除く): 185636673

約数列:

[1, 3, 5, 7, 9, 11, 15, 17, 21, 33, 35, 45, 49, 51, 55, 63, 77, 85, 99, 105, 119, 147, 153, 165, 187, 231, 245, 255, 315, 337, 357, 385, 441, 495, 539, 561, 595, 693, 735, 765, 833, 935, 1011, 1071, 1155, 1309, 1617, 1683, 1685, 1785, 2205, 2359, 2499, 2695, 2805, 3033, 3465, 3707, 3927, 4165, 4851, 5055, 5355, 5729, 6545, 7077, 7497, 8085, 8415, 9163, 11121, 11781, 11795, 12495, 15165, 16513, 17187, 18535, 19635, 21231, 24255, 25949, 27489, 28645, 33363, 35385, 37485, 40103, 45815, 49539, 51561, 55605, 58905, 63019, 77847, 82467, 82565, 85935, 106155, 120309, 129745, 137445, 148617, 166815, 181643, 189057, 200515, 233541, 247695, 257805, 280721, 315095, 360927, 389235, 412335, 441133, 544929, 567171, 601545, 743085, 842163, 908215, 945285, 1167705, 1323399, 1403605, 1634787, 1804635, 2205665, 2526489, 2724645, 2835855, 3087931, 3970197, 4210815, 6616995, 8173935, 9263793, 12632445, 15439655, 19850985, 27791379, 46318965, 138956895]

約数ペア:

[(1, 138956895), (3, 46318965), (5, 27791379), (7, 19850985), (9, 15439655), (11, 12632445), (15, 9263793), (17, 8173935), (21, 6616995), (33, 4210815), (35, 3970197), (45, 3087931), (49, 2835855), (51, 2724645), (55, 2526489), (63, 2205665), (77, 1804635), (85, 1634787), (99, 1403605), (105, 1323399), (119, 1167705), (147, 945285), (153, 908215), (165, 842163), (187, 743085), (231, 601545), (245, 567171), (255, 544929), (315, 441133), (337, 412335), (357, 389235), (385, 360927), (441, 315095), (495, 280721), (539, 257805), (561, 247695), (595, 233541), (693, 200515), (735, 189057), (765, 181643), (833, 166815), (935, 148617), (1011, 137445), (1071, 129745), (1155, 120309), (1309, 106155), (1617, 85935), (1683, 82565), (1685, 82467), (1785, 77847), (2205, 63019), (2359, 58905), (2499, 55605), (2695, 51561), (2805, 49539), (3033, 45815), (3465, 40103), (3707, 37485), (3927, 35385), (4165, 33363), (4851, 28645), (5055, 27489), (5355, 25949), (5729, 24255), (6545, 21231), (7077, 19635), (7497, 18535), (8085, 17187), (8415, 16513), (9163, 15165), (11121, 12495), (11781, 11795)]