28965248

素因数分解:

$2^7\times {\mathrm{13}}^3\times {\mathrm{103}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 63117600

約数和(自身を除く): 34152352

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 103, 104, 128, 169, 206, 208, 338, 412, 416, 676, 824, 832, 1339, 1352, 1648, 1664, 2197, 2678, 2704, 3296, 4394, 5356, 5408, 6592, 8788, 10712, 10816, 13184, 17407, 17576, 21424, 21632, 34814, 35152, 42848, 69628, 70304, 85696, 139256, 140608, 171392, 226291, 278512, 281216, 452582, 557024, 905164, 1114048, 1810328, 2228096, 3620656, 7241312, 14482624, 28965248]

約数ペア:

[(1, 28965248), (2, 14482624), (4, 7241312), (8, 3620656), (13, 2228096), (16, 1810328), (26, 1114048), (32, 905164), (52, 557024), (64, 452582), (103, 281216), (104, 278512), (128, 226291), (169, 171392), (206, 140608), (208, 139256), (338, 85696), (412, 70304), (416, 69628), (676, 42848), (824, 35152), (832, 34814), (1339, 21632), (1352, 21424), (1648, 17576), (1664, 17407), (2197, 13184), (2678, 10816), (2704, 10712), (3296, 8788), (4394, 6592), (5356, 5408)]