28108288

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:175

約数の個数: 80

約数和(自身を含む): 62558496

約数和(自身を除く): 34450208

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 103, 104, 128, 164, 206, 208, 256, 328, 412, 416, 512, 533, 656, 824, 832, 1066, 1312, 1339, 1648, 1664, 2132, 2624, 2678, 3296, 3328, 4223, 4264, 5248, 5356, 6592, 6656, 8446, 8528, 10496, 10712, 13184, 16892, 17056, 20992, 21424, 26368, 33784, 34112, 42848, 52736, 54899, 67568, 68224, 85696, 109798, 135136, 136448, 171392, 219596, 270272, 272896, 342784, 439192, 540544, 685568, 878384, 1081088, 1756768, 2162176, 3513536, 7027072, 14054144, 28108288]

約数ペア:

[(1, 28108288), (2, 14054144), (4, 7027072), (8, 3513536), (13, 2162176), (16, 1756768), (26, 1081088), (32, 878384), (41, 685568), (52, 540544), (64, 439192), (82, 342784), (103, 272896), (104, 270272), (128, 219596), (164, 171392), (206, 136448), (208, 135136), (256, 109798), (328, 85696), (412, 68224), (416, 67568), (512, 54899), (533, 52736), (656, 42848), (824, 34112), (832, 33784), (1066, 26368), (1312, 21424), (1339, 20992), (1648, 17056), (1664, 16892), (2132, 13184), (2624, 10712), (2678, 10496), (3296, 8528), (3328, 8446), (4223, 6656), (4264, 6592), (5248, 5356)]