28851956

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{281}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 61272960

約数和(自身を除く): 32421004

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 193, 266, 281, 386, 532, 562, 772, 1124, 1351, 1967, 2702, 3667, 3934, 5339, 5404, 7334, 7868, 10678, 14668, 21356, 25669, 37373, 51338, 54233, 74746, 102676, 108466, 149492, 216932, 379631, 759262, 1030427, 1518524, 2060854, 4121708, 7212989, 14425978, 28851956]

約数ペア:

[(1, 28851956), (2, 14425978), (4, 7212989), (7, 4121708), (14, 2060854), (19, 1518524), (28, 1030427), (38, 759262), (76, 379631), (133, 216932), (193, 149492), (266, 108466), (281, 102676), (386, 74746), (532, 54233), (562, 51338), (772, 37373), (1124, 25669), (1351, 21356), (1967, 14668), (2702, 10678), (3667, 7868), (3934, 7334), (5339, 5404)]