1551177728

素因数分解:

$2^{11}\times {\mathrm{139}}^1\times {\mathrm{5449}}^1$

素因数の和:5610

約数の個数: 48

約数和(自身を含む): 3124485000

約数和(自身を除く): 1573307272

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 256, 278, 512, 556, 1024, 1112, 2048, 2224, 4448, 5449, 8896, 10898, 17792, 21796, 35584, 43592, 71168, 87184, 142336, 174368, 284672, 348736, 697472, 757411, 1394944, 1514822, 2789888, 3029644, 5579776, 6059288, 11159552, 12118576, 24237152, 48474304, 96948608, 193897216, 387794432, 775588864, 1551177728]

約数ペア:

[(1, 1551177728), (2, 775588864), (4, 387794432), (8, 193897216), (16, 96948608), (32, 48474304), (64, 24237152), (128, 12118576), (139, 11159552), (256, 6059288), (278, 5579776), (512, 3029644), (556, 2789888), (1024, 1514822), (1112, 1394944), (2048, 757411), (2224, 697472), (4448, 348736), (5449, 284672), (8896, 174368), (10898, 142336), (17792, 87184), (21796, 71168), (35584, 43592)]