247857152

素因数分解:

$2^{17}\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:126

約数の個数: 72

約数和(自身を含む): 520091712

約数和(自身を除く): 272234560

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 64, 122, 124, 128, 244, 248, 256, 488, 496, 512, 976, 992, 1024, 1891, 1952, 1984, 2048, 3782, 3904, 3968, 4096, 7564, 7808, 7936, 8192, 15128, 15616, 15872, 16384, 30256, 31232, 31744, 32768, 60512, 62464, 63488, 65536, 121024, 124928, 126976, 131072, 242048, 249856, 253952, 484096, 499712, 507904, 968192, 999424, 1015808, 1936384, 1998848, 2031616, 3872768, 3997696, 4063232, 7745536, 7995392, 15491072, 30982144, 61964288, 123928576, 247857152]

約数ペア:

[(1, 247857152), (2, 123928576), (4, 61964288), (8, 30982144), (16, 15491072), (31, 7995392), (32, 7745536), (61, 4063232), (62, 3997696), (64, 3872768), (122, 2031616), (124, 1998848), (128, 1936384), (244, 1015808), (248, 999424), (256, 968192), (488, 507904), (496, 499712), (512, 484096), (976, 253952), (992, 249856), (1024, 242048), (1891, 131072), (1952, 126976), (1984, 124928), (2048, 121024), (3782, 65536), (3904, 63488), (3968, 62464), (4096, 60512), (7564, 32768), (7808, 31744), (7936, 31232), (8192, 30256), (15128, 16384), (15616, 15872)]