28622464

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 62375040

約数和(自身を除く): 33752576

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 103, 104, 128, 167, 206, 208, 334, 412, 416, 668, 824, 832, 1336, 1339, 1648, 1664, 2171, 2672, 2678, 3296, 4342, 5344, 5356, 6592, 8684, 10688, 10712, 13184, 17201, 17368, 21376, 21424, 34402, 34736, 42848, 68804, 69472, 85696, 137608, 138944, 171392, 223613, 275216, 277888, 447226, 550432, 894452, 1100864, 1788904, 2201728, 3577808, 7155616, 14311232, 28622464]

約数ペア:

[(1, 28622464), (2, 14311232), (4, 7155616), (8, 3577808), (13, 2201728), (16, 1788904), (26, 1100864), (32, 894452), (52, 550432), (64, 447226), (103, 277888), (104, 275216), (128, 223613), (167, 171392), (206, 138944), (208, 137608), (334, 85696), (412, 69472), (416, 68804), (668, 42848), (824, 34736), (832, 34402), (1336, 21424), (1339, 21376), (1648, 17368), (1664, 17201), (2171, 13184), (2672, 10712), (2678, 10688), (3296, 8684), (4342, 6592), (5344, 5356)]