399966208

素因数分解:

$2^{16}\times {\mathrm{17}}^1\times {\mathrm{359}}^1$

素因数の和:408

約数の個数: 68

約数和(自身を含む): 849340080

約数和(自身を除く): 449373872

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 359, 512, 544, 718, 1024, 1088, 1436, 2048, 2176, 2872, 4096, 4352, 5744, 6103, 8192, 8704, 11488, 12206, 16384, 17408, 22976, 24412, 32768, 34816, 45952, 48824, 65536, 69632, 91904, 97648, 139264, 183808, 195296, 278528, 367616, 390592, 557056, 735232, 781184, 1114112, 1470464, 1562368, 2940928, 3124736, 5881856, 6249472, 11763712, 12498944, 23527424, 24997888, 49995776, 99991552, 199983104, 399966208]

約数ペア:

[(1, 399966208), (2, 199983104), (4, 99991552), (8, 49995776), (16, 24997888), (17, 23527424), (32, 12498944), (34, 11763712), (64, 6249472), (68, 5881856), (128, 3124736), (136, 2940928), (256, 1562368), (272, 1470464), (359, 1114112), (512, 781184), (544, 735232), (718, 557056), (1024, 390592), (1088, 367616), (1436, 278528), (2048, 195296), (2176, 183808), (2872, 139264), (4096, 97648), (4352, 91904), (5744, 69632), (6103, 65536), (8192, 48824), (8704, 45952), (11488, 34816), (12206, 32768), (16384, 24412), (17408, 22976)]