197552355

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 433520640

約数和(自身を除く): 235968285

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 55, 59, 65, 77, 91, 105, 143, 165, 177, 195, 223, 231, 273, 295, 385, 413, 429, 455, 649, 669, 715, 767, 885, 1001, 1115, 1155, 1239, 1365, 1561, 1947, 2065, 2145, 2301, 2453, 2899, 3003, 3245, 3345, 3835, 4543, 4683, 5005, 5369, 6195, 7359, 7805, 8437, 8697, 9735, 11505, 12265, 13157, 13629, 14495, 15015, 16107, 17171, 20293, 22715, 23415, 25311, 26845, 31889, 36795, 39471, 42185, 43485, 51513, 59059, 60879, 65785, 68145, 80535, 85855, 92099, 95667, 101465, 126555, 144727, 159445, 171041, 177177, 197355, 223223, 257565, 276297, 295295, 304395, 434181, 460495, 478335, 513123, 669669, 723635, 855205, 885885, 1013089, 1116115, 1197287, 1381485, 1881451, 2170905, 2565615, 3039267, 3348345, 3591861, 5065445, 5644353, 5986435, 9407255, 13170157, 15196335, 17959305, 28221765, 39510471, 65850785, 197552355]

約数ペア:

[(1, 197552355), (3, 65850785), (5, 39510471), (7, 28221765), (11, 17959305), (13, 15196335), (15, 13170157), (21, 9407255), (33, 5986435), (35, 5644353), (39, 5065445), (55, 3591861), (59, 3348345), (65, 3039267), (77, 2565615), (91, 2170905), (105, 1881451), (143, 1381485), (165, 1197287), (177, 1116115), (195, 1013089), (223, 885885), (231, 855205), (273, 723635), (295, 669669), (385, 513123), (413, 478335), (429, 460495), (455, 434181), (649, 304395), (669, 295295), (715, 276297), (767, 257565), (885, 223223), (1001, 197355), (1115, 177177), (1155, 171041), (1239, 159445), (1365, 144727), (1561, 126555), (1947, 101465), (2065, 95667), (2145, 92099), (2301, 85855), (2453, 80535), (2899, 68145), (3003, 65785), (3245, 60879), (3345, 59059), (3835, 51513), (4543, 43485), (4683, 42185), (5005, 39471), (5369, 36795), (6195, 31889), (7359, 26845), (7805, 25311), (8437, 23415), (8697, 22715), (9735, 20293), (11505, 17171), (12265, 16107), (13157, 15015), (13629, 14495)]