247539712

素因数分解:

$2^{11}\times 7^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:617

約数の個数: 96

約数和(自身を含む): 584962560

約数和(自身を除く): 337422848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 512, 557, 868, 896, 992, 1024, 1114, 1736, 1792, 1984, 2048, 2228, 3472, 3584, 3899, 3968, 4456, 6944, 7168, 7798, 7936, 8912, 13888, 14336, 15596, 15872, 17267, 17824, 27776, 31192, 31744, 34534, 35648, 55552, 62384, 63488, 69068, 71296, 111104, 120869, 124768, 138136, 142592, 222208, 241738, 249536, 276272, 285184, 444416, 483476, 499072, 552544, 570368, 966952, 998144, 1105088, 1140736, 1933904, 1996288, 2210176, 3867808, 3992576, 4420352, 7735616, 7985152, 8840704, 15471232, 17681408, 30942464, 35362816, 61884928, 123769856, 247539712]

約数ペア:

[(1, 247539712), (2, 123769856), (4, 61884928), (7, 35362816), (8, 30942464), (14, 17681408), (16, 15471232), (28, 8840704), (31, 7985152), (32, 7735616), (56, 4420352), (62, 3992576), (64, 3867808), (112, 2210176), (124, 1996288), (128, 1933904), (217, 1140736), (224, 1105088), (248, 998144), (256, 966952), (434, 570368), (448, 552544), (496, 499072), (512, 483476), (557, 444416), (868, 285184), (896, 276272), (992, 249536), (1024, 241738), (1114, 222208), (1736, 142592), (1792, 138136), (1984, 124768), (2048, 120869), (2228, 111104), (3472, 71296), (3584, 69068), (3899, 63488), (3968, 62384), (4456, 55552), (6944, 35648), (7168, 34534), (7798, 31744), (7936, 31192), (8912, 27776), (13888, 17824), (14336, 17267), (15596, 15872)]