28317952

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:223

約数の個数: 72

約数和(自身を含む): 62268416

約数和(自身を除く): 33950464

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 127, 128, 134, 208, 254, 256, 268, 416, 508, 536, 832, 871, 1016, 1072, 1651, 1664, 1742, 2032, 2144, 3302, 3328, 3484, 4064, 4288, 6604, 6968, 8128, 8509, 8576, 13208, 13936, 16256, 17018, 17152, 26416, 27872, 32512, 34036, 52832, 55744, 68072, 105664, 110617, 111488, 136144, 211328, 221234, 222976, 272288, 422656, 442468, 544576, 884936, 1089152, 1769872, 2178304, 3539744, 7079488, 14158976, 28317952]

約数ペア:

[(1, 28317952), (2, 14158976), (4, 7079488), (8, 3539744), (13, 2178304), (16, 1769872), (26, 1089152), (32, 884936), (52, 544576), (64, 442468), (67, 422656), (104, 272288), (127, 222976), (128, 221234), (134, 211328), (208, 136144), (254, 111488), (256, 110617), (268, 105664), (416, 68072), (508, 55744), (536, 52832), (832, 34036), (871, 32512), (1016, 27872), (1072, 26416), (1651, 17152), (1664, 17018), (1742, 16256), (2032, 13936), (2144, 13208), (3302, 8576), (3328, 8509), (3484, 8128), (4064, 6968), (4288, 6604)]